Article(id=1156538327777006519, tenantId=1146029695717560320, journalId=1146120045056339983, issueId=1156538326497743794, articleNumber=null, orderNo=null, doi=10.12404/j.issn.1002-980X.J23111609, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1700064000000, receivedDateStr=2023-11-16, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1753669824785, onlineDateStr=2025-07-28, pubDate=1717948800000, pubDateStr=2024-06-10, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1753669824785, onlineIssueDateStr=2025-07-28, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1753669824785, creator=13701087609, updateTime=1753669824785, updator=13701087609, issue=Issue{id=1156538326497743794, tenantId=1146029695717560320, journalId=1146120045056339983, year='2024', volume='43', issue='6', pageStart='1', pageEnd='140', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=0, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1753669824479, creator=13701087609, updateTime=1757554664272, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1172832525635433308, tenantId=1146029695717560320, journalId=1146120045056339983, issueId=1156538326497743794, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1172832525635433309, tenantId=1146029695717560320, journalId=1146120045056339983, issueId=1156538326497743794, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=68, endPage=86, ext={EN=ArticleExt(id=1156538328238379961, articleId=1156538327777006519, tenantId=1146029695717560320, journalId=1146120045056339983, language=EN, title=Executive Overconfidence and Supplier Relationships : Centralization or Diversification?, columnId=1149284495481717407, journalTitle=Journal of Technology Economics, columnName=Technology Economics Management, runingTitle=null, highlight=null, articleAbstract=
The 14th Five-Year Plan and the report of the 20th National Congress of the Communist Party of China (CPC) put forward the need to pay attention to the modernization of industrial and supply chains, and strive to improve the resilience and security of supply chains. Based on the data of A-share listed companies in Shanghai and Shenzhen from 2003 to 2022, the impact of executive overconfidence on corporate supplier strategic decision-making were explored from the two perspectives of "for the benefit of company" and " for the benefit of oneself". It is found that enterprises with overconfident executives tend to have more centralized supplier relationships, and the impact of executive overconfidence on supplier relationships is dominated by a "for the benefit of oneself" perspective. And centralized supplier relationships are the inevitable consequence of overconfident executives' earnings management behavior. In addition, it is found that resource constraints can negatively regulate the influence of executive overconfidence on supplier concentration. And financing constraints, economic policy uncertainty, and industry competition can positively regulate the impact of executive overconfidence on supplier concentration. The above research expands the research of influencing factors of supplier relationships and clarify the internal mechanism of high concentration of supplier.
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“十四五”规划以及党的二十大报告提出要重视产业链与供应链现代化水平,着力提升供应链韧性及安全水平。本文利用2003—2022年沪深A股上市公司数据,从“为公”和“为私”两个视角探究高管过度自信对企业供应商战略决策的影响。研究发现:①拥有过度自信高管的企业倾向于表现出集中的供应商关系,高管过度自信对供应商关系的影响“为私”视角占据主导;②集中的供应商关系是过度自信高管盈余管理行为的必然结果;③资源约束能够负向调节高管过度自信对供应商集中度的影响;④融资约束、经济政策不确定性、行业竞争程度能够正向调节高管过度自信对供应商集中度的影响。以上研究结论有助于探索影响企业供应商关系的前因,厘清企业供应商集中度较高的内在作用机理。
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吴春贤,管理学(会计学)博士,石河子大学经济与管理学院/公司治理与管理创新研究中心副教授,硕士研究生导师,研究方向:公司财务与公司治理:
(通信作者)王彪燕,石河子大学经济与管理学院硕士研究生。研究方向:公司财务与公司治理。
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2017 . 3 ): 15 - 28 ., articleTitle=行业竞争、产权性质与企业社会责任信息披露——基于信号传递理论的分析, refAbstract=null)], funds=[Fund(id=1156606413876092965, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, awardId=null, language=CN, fundingSource=国家自然科学基金青年科学基金“投资者异质信念与企业创新行为, fundOrder=null, country=null), Fund(id=1156606413947396136, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, awardId=72103144, language=CN, fundingSource=基于管理层理性与非理性双重情境的研究”(72103144), fundOrder=null, country=null), Fund(id=1156606414010310697, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, awardId=21YJA790077, language=CN, fundingSource=教育部人文社科基金项目“多源媒体情绪传播对企业策略性专利行为的影响及机制研究”(21YJA790077), fundOrder=null, country=null), Fund(id=1156606414073225258, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, awardId=CXBJ202210, language=CN, fundingSource=石河子大学青年创新拔尖人才项目“企业创新策略选择对商业信用供给的影响及机制研究”(CXBJ202210), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1156606406305375187, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, xref=1, ext=[AuthorCompanyExt(id=1156606406313763796, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, companyId=1156606406305375187, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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2 石河子大学 公司治理与管理创新研究中心 石河子 832003)])], figs=[ArticleFig(id=1156606410784891899, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量类型 | 变量名称 | 符号 | 变量说明 |
| 被解释变量 | 供应商集中度 | Sc | 前五大供应商采购额占年度总采购额比率 |
| Top4Sc | 前四大供应商采购额占年度总采购额比率 |
| 解释变量 | 高管过度自信 | Oc_Firm | 从公司层面构建5个评价指标, 如果企业至少满足其中两个标准, 则将高管过度自 信指标赋值为1, 反之为0 |
| 控制变量 | 公司规模 | Size | ln(期末总资产) |
| 营业收入增长率 | Growth | 当年确认的营业收入/上年确认营业收入-1 |
| 资产负债率 | Loar | 期末负债总额/期末总资产 |
| 经营活动现金流量 | Cfps | 经营活动现金净流量/期末资产总额 |
| 存货周转率 | ITO | 2×营业成本/(存货期末余额+存货期初余额) |
| 财务杠杆 | DFL | 1+(财务费用)/(净利润+所得税费用) |
| 托宾Q值 | TobinQ | 市值A/资产总计 |
| 股权集中度 | Shrer1 | 公司第一大股东持股比例 |
| 股权激励 | Mshare | 董监高持股数量占总股数量之比 |
| 企业年龄 | Inage | In(统计日期与企业成立日期相隔天数/365) |
| 企业性质 | State | 0:非国有企业;1:国有企业 |
| 行业 | Industry | 行业虚拟变量,按照证监会2012年实施的行业分类标准,设置20个行业虚拟变量 |
| 年度 | Year | 年度虚拟变量, 2003-2022年, 共设置19个年度虚拟变量 |
), ArticleFig(id=1156606410872972286, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表1, caption=
变量定义表, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量类型 | 变量名称 | 符号 | 变量说明 |
| 被解释变量 | 供应商集中度 | Sc | 前五大供应商采购额占年度总采购额比率 |
| Top4Sc | 前四大供应商采购额占年度总采购额比率 |
| 解释变量 | 高管过度自信 | Oc_Firm | 从公司层面构建5个评价指标, 如果企业至少满足其中两个标准, 则将高管过度自 信指标赋值为1, 反之为0 |
| 控制变量 | 公司规模 | Size | ln(期末总资产) |
| 营业收入增长率 | Growth | 当年确认的营业收入/上年确认营业收入-1 |
| 资产负债率 | Loar | 期末负债总额/期末总资产 |
| 经营活动现金流量 | Cfps | 经营活动现金净流量/期末资产总额 |
| 存货周转率 | ITO | 2×营业成本/(存货期末余额+存货期初余额) |
| 财务杠杆 | DFL | 1+(财务费用)/(净利润+所得税费用) |
| 托宾Q值 | TobinQ | 市值A/资产总计 |
| 股权集中度 | Shrer1 | 公司第一大股东持股比例 |
| 股权激励 | Mshare | 董监高持股数量占总股数量之比 |
| 企业年龄 | Inage | In(统计日期与企业成立日期相隔天数/365) |
| 企业性质 | State | 0:非国有企业;1:国有企业 |
| 行业 | Industry | 行业虚拟变量,按照证监会2012年实施的行业分类标准,设置20个行业虚拟变量 |
| 年度 | Year | 年度虚拟变量, 2003-2022年, 共设置19个年度虚拟变量 |
), ArticleFig(id=1156606410944275455, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量名称 | 观测值 | 均值 | 标准差 | 最小值 | 中位数 | 最大值 |
| ${Sc}$ | 22934 | 34.250 | 20.030 | 5.030 | 29.650 | 95.010 |
| Top4Sc | 13733 | 30.952 | 18.734 | 4.170 | 26.410 | 88.760 |
| Oc_Firm | 22934 | 0.306 | 0.461 | 0.000 | 0.000 | 1.000 |
| Size | 22934 | 22.230 | 1.284 | 18.930 | 22.060 | 26.000 |
| Growth | 22934 | 0.372 | 1.034 | -0.789 | 0.131 | 8.009 |
| Loar | 22934 | 0.440 | 0.190 | 0.056 | 0.440 | 0.993 |
| Cfps | 22934 | 0.053 | 0.067 | -0.173 | 0.052 | 0.260 |
| ITO | 22934 | 11.990 | 42.170 | 0.162 | 4.001 | 409.000 |
| ${DFL}$ | 22934 | 1.429 | 0.981 | 0.553 | 1.115 | 7.174 |
| Tobin $Q$ | 22934 | 1.947 | 1.247 | 0.865 | 1.529 | 8.744 |
| Shrcr1 | 22934 | 35.410 | 15.010 | 8.716 | 33.230 | 74.860 |
| Mshare | 22934 | 11.640 | 18.430 | 0.000 | 0.214 | 69.950 |
| Inage | 22934 | 2.791 | 0.415 | 1.103 | 2.862 | 3.487 |
| State | 22934 | 0.190 | 0.392 | 0.000 | 0.000 | 1.000 |
), ArticleFig(id=1156606411028161536, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表2, caption=
描述性统计, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量名称 | 观测值 | 均值 | 标准差 | 最小值 | 中位数 | 最大值 |
| ${Sc}$ | 22934 | 34.250 | 20.030 | 5.030 | 29.650 | 95.010 |
| Top4Sc | 13733 | 30.952 | 18.734 | 4.170 | 26.410 | 88.760 |
| Oc_Firm | 22934 | 0.306 | 0.461 | 0.000 | 0.000 | 1.000 |
| Size | 22934 | 22.230 | 1.284 | 18.930 | 22.060 | 26.000 |
| Growth | 22934 | 0.372 | 1.034 | -0.789 | 0.131 | 8.009 |
| Loar | 22934 | 0.440 | 0.190 | 0.056 | 0.440 | 0.993 |
| Cfps | 22934 | 0.053 | 0.067 | -0.173 | 0.052 | 0.260 |
| ITO | 22934 | 11.990 | 42.170 | 0.162 | 4.001 | 409.000 |
| ${DFL}$ | 22934 | 1.429 | 0.981 | 0.553 | 1.115 | 7.174 |
| Tobin $Q$ | 22934 | 1.947 | 1.247 | 0.865 | 1.529 | 8.744 |
| Shrcr1 | 22934 | 35.410 | 15.010 | 8.716 | 33.230 | 74.860 |
| Mshare | 22934 | 11.640 | 18.430 | 0.000 | 0.214 | 69.950 |
| Inage | 22934 | 2.791 | 0.415 | 1.103 | 2.862 | 3.487 |
| State | 22934 | 0.190 | 0.392 | 0.000 | 0.000 | 1.000 |
), ArticleFig(id=1156606411099463680, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | 变量 | (1) | (2) |
| ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc |
| Oc_Firm | 1.647 ${}^{***}\left({4.603}\right)$ | ${1.594}^{***}\left({3.646}\right)$ | Shrer1 | ${0.052}^{***}\left({2.811}\right)$ | ${0.056}^{**}\left({2.527}\right)$ |
| Size | $-{3.414}{}^{***}\left({-{12.289}}\right)$ | $-{3.204}^{***}\left({-{9.661}}\right)$ | Mshare | $-{0.052}^{***}\left({-{3.636}}\right)$ | $-{0.052}^{***}\left({-{3.279}}\right)$ |
| Growth | ${0.586}^{***}\left({2.885}\right)$ | ${0.749}^{***}\left({3.023}\right)$ | Inage | 1.043 (1.137) | 1.149 (1.079) |
| Loar | $-{8.563}{}^{***}\left({-{4.788}}\right)$ | $-{7.414}{}^{***}\left({-{3.544}}\right)$ | State | $-{0.072}\left({-{0.098}}\right)$ | 0.519 (0.481) |
| Cfps | $-{7.221}^{**}\left({-{2.508}}\right)$ | $-{4.041}\left({-{1.129}}\right)$ | _cons | 100.252***( 15.855 ) | 99.592 ${}^{***}\left({10.911}\right)$ |
| ITO | ${0.024}^{***}\left({3.375}\right)$ | ${0.021}^{**}\left({2.383}\right)$ | Year/Industry | Yes | Yes |
| ${DFL}$ | ${1.401}^{***}\left({6.371}\right)$ | 1.841***(6.687) | $N$ | 22934 | 13733 |
| Tobin $Q$ | ${0.474}{}^{**}\left({2.214}\right)$ | 0.266(1.087) | ${r}^{2}$ | 0.112 | 0.096 |
), ArticleFig(id=1156606411221098498, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表3, caption=
高管过度自信与供应商集中度, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | 变量 | (1) | (2) |
| ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc |
| Oc_Firm | 1.647 ${}^{***}\left({4.603}\right)$ | ${1.594}^{***}\left({3.646}\right)$ | Shrer1 | ${0.052}^{***}\left({2.811}\right)$ | ${0.056}^{**}\left({2.527}\right)$ |
| Size | $-{3.414}{}^{***}\left({-{12.289}}\right)$ | $-{3.204}^{***}\left({-{9.661}}\right)$ | Mshare | $-{0.052}^{***}\left({-{3.636}}\right)$ | $-{0.052}^{***}\left({-{3.279}}\right)$ |
| Growth | ${0.586}^{***}\left({2.885}\right)$ | ${0.749}^{***}\left({3.023}\right)$ | Inage | 1.043 (1.137) | 1.149 (1.079) |
| Loar | $-{8.563}{}^{***}\left({-{4.788}}\right)$ | $-{7.414}{}^{***}\left({-{3.544}}\right)$ | State | $-{0.072}\left({-{0.098}}\right)$ | 0.519 (0.481) |
| Cfps | $-{7.221}^{**}\left({-{2.508}}\right)$ | $-{4.041}\left({-{1.129}}\right)$ | _cons | 100.252***( 15.855 ) | 99.592 ${}^{***}\left({10.911}\right)$ |
| ITO | ${0.024}^{***}\left({3.375}\right)$ | ${0.021}^{**}\left({2.383}\right)$ | Year/Industry | Yes | Yes |
| ${DFL}$ | ${1.401}^{***}\left({6.371}\right)$ | 1.841***(6.687) | $N$ | 22934 | 13733 |
| Tobin $Q$ | ${0.474}{}^{**}\left({2.214}\right)$ | 0.266(1.087) | ${r}^{2}$ | 0.112 | 0.096 |
), ArticleFig(id=1156606411288207363, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 缩短样本区间 | Heckman 两阶段模型 |
| (1) | (2) | (3) | (4) | (5) |
| ${Sc}$ | Top4Sc | Ifdisclose | ${Sc}$ | Top4Sc |
| Oc_Firm | 1.711***(4.375) | 1.522***(3.426) | | 1.552 ${}^{***}\left({4.400}\right)$ | 1.322***(3.559) |
| Policy | | | 1.398***( 61.670 ) | | |
| IMR | | | | 16.425**( 1.980 ) | 14.306 *( 1.740 ) |
| Size | $-{3.419}{}^{***}\left({-{12.248}}\right)$ | $-{3.223}{}^{***}\left({-{9.721}}\right)$ | $-{0.053}^{***}\left({-{6.641}}\right)$ | $-{3.770}{}^{***}\left({-{12.060}}\right)$ | $-{3.309}^{***}\left({-{11.008}}\right)$ |
| Growth | ${0.695}^{***}\left({3.113}\right)$ | ${0.775}^{***}\left({3.066}\right)$ | $-{0.055}^{***}\left({-{7.771}}\right)$ | ${0.205}\left({0.726}\right)$ | ${0.900}^{***}\left({4.832}\right)$ |
| Loar | $-{8.534}{}^{***}\left({-{4.582}}\right)$ | $-{7.355}^{***}\left({-{3.489}}\right)$ | ${0.029}\left({0.552}\right)$ | $-{8.246}{}^{***}\left({-{4.565}}\right)$ | $-{8.944}^{***}\left({-{6.188}}\right)$ |
| Cfps | $-{6.989}^{**}\left({-{2.144}}\right)$ | $-{3.685}\left({-{1.005}}\right)$ | 1.033***( 8.728 ) | $-{1.515}\left({-{0.350}}\right)$ | $-{2.104}\left({-{0.766}}\right)$ |
| ITO | ${0.019}^{***}\left({2.758}\right)$ | ${0.021}^{**}\left({2.329}\right)$ | $-{0.002}^{***}\left({-{14.824}}\right)$ | 0.008 (0.802) | ${0.015}^{**}\left({2.062}\right)$ |
| ${DFL}$ | 1.569***( 6.561 ) | 1.813***(6.550) | $-{0.021}^{**}\left({-{2.488}}\right)$ | 1.285***(5.712) | 1.894***(9.591) |
| Tobin $Q$ | ${0.437}^{**}\left({2.016}\right)$ | 0.282 (1.144) | $-{0.049}^{***}\left({-{6.742}}\right)$ | 0.243 (0.962) | ${0.463}^{***}\left({2.601}\right)$ |
| Shrcr1 | ${0.040}^{**}\left({2.023}\right)$ | ${0.051}^{**}\left({2.242}\right)$ | $-{0.003}^{***}\left({-{5.199}}\right)$ | 0.033 (1.538) | $-{0.006}\left({-{0.156}}\right)$ |
| Mshare | $-{0.046}^{***}\left({-{3.164}}\right)$ | $-{0.053}^{***}\left({-{3.301}}\right)$ | ${0.005}^{***}\left({9.621}\right)$ | $-{0.024}\left({-{1.213}}\right)$ | $-{0.003}\left({-{0.088}}\right)$ |
| Inage | 1.263 (1.262) | 1.531 (1.395) | ${0.089}^{***}\left({3.750}\right)$ | 1.479 (1.575) | ${0.564}\left({0.803}\right)$ |
| State | ${0.440}\left({0.516}\right)$ | 0.458(0.415) | ${0.197}^{***}\left({9.068}\right)$ | 1.263 (1.350) | ${0.324}\left({0.365}\right)$ |
| _cons | 102.164***( 15.142 ) | 92.768***(11.782) | ${0.946}^{***}\left({5.452}\right)$ | 94.132***( 12.329 ) | ${83.391}^{***}\left({7.762}\right)$ |
| Year/Industry | Yes | Yes | No | Yes | Yes |
| $N$ | 18465 | 13171 | 35477 | 22934 | 13733 |
| ${r}^{2}$ | 0.113 | 0.096 | 0.2042 | 0.121 | 0.054 |
), ArticleFig(id=1156606411376287748, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表4, caption=
内生性问题-样本选择偏差问题, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 缩短样本区间 | Heckman 两阶段模型 |
| (1) | (2) | (3) | (4) | (5) |
| ${Sc}$ | Top4Sc | Ifdisclose | ${Sc}$ | Top4Sc |
| Oc_Firm | 1.711***(4.375) | 1.522***(3.426) | | 1.552 ${}^{***}\left({4.400}\right)$ | 1.322***(3.559) |
| Policy | | | 1.398***( 61.670 ) | | |
| IMR | | | | 16.425**( 1.980 ) | 14.306 *( 1.740 ) |
| Size | $-{3.419}{}^{***}\left({-{12.248}}\right)$ | $-{3.223}{}^{***}\left({-{9.721}}\right)$ | $-{0.053}^{***}\left({-{6.641}}\right)$ | $-{3.770}{}^{***}\left({-{12.060}}\right)$ | $-{3.309}^{***}\left({-{11.008}}\right)$ |
| Growth | ${0.695}^{***}\left({3.113}\right)$ | ${0.775}^{***}\left({3.066}\right)$ | $-{0.055}^{***}\left({-{7.771}}\right)$ | ${0.205}\left({0.726}\right)$ | ${0.900}^{***}\left({4.832}\right)$ |
| Loar | $-{8.534}{}^{***}\left({-{4.582}}\right)$ | $-{7.355}^{***}\left({-{3.489}}\right)$ | ${0.029}\left({0.552}\right)$ | $-{8.246}{}^{***}\left({-{4.565}}\right)$ | $-{8.944}^{***}\left({-{6.188}}\right)$ |
| Cfps | $-{6.989}^{**}\left({-{2.144}}\right)$ | $-{3.685}\left({-{1.005}}\right)$ | 1.033***( 8.728 ) | $-{1.515}\left({-{0.350}}\right)$ | $-{2.104}\left({-{0.766}}\right)$ |
| ITO | ${0.019}^{***}\left({2.758}\right)$ | ${0.021}^{**}\left({2.329}\right)$ | $-{0.002}^{***}\left({-{14.824}}\right)$ | 0.008 (0.802) | ${0.015}^{**}\left({2.062}\right)$ |
| ${DFL}$ | 1.569***( 6.561 ) | 1.813***(6.550) | $-{0.021}^{**}\left({-{2.488}}\right)$ | 1.285***(5.712) | 1.894***(9.591) |
| Tobin $Q$ | ${0.437}^{**}\left({2.016}\right)$ | 0.282 (1.144) | $-{0.049}^{***}\left({-{6.742}}\right)$ | 0.243 (0.962) | ${0.463}^{***}\left({2.601}\right)$ |
| Shrcr1 | ${0.040}^{**}\left({2.023}\right)$ | ${0.051}^{**}\left({2.242}\right)$ | $-{0.003}^{***}\left({-{5.199}}\right)$ | 0.033 (1.538) | $-{0.006}\left({-{0.156}}\right)$ |
| Mshare | $-{0.046}^{***}\left({-{3.164}}\right)$ | $-{0.053}^{***}\left({-{3.301}}\right)$ | ${0.005}^{***}\left({9.621}\right)$ | $-{0.024}\left({-{1.213}}\right)$ | $-{0.003}\left({-{0.088}}\right)$ |
| Inage | 1.263 (1.262) | 1.531 (1.395) | ${0.089}^{***}\left({3.750}\right)$ | 1.479 (1.575) | ${0.564}\left({0.803}\right)$ |
| State | ${0.440}\left({0.516}\right)$ | 0.458(0.415) | ${0.197}^{***}\left({9.068}\right)$ | 1.263 (1.350) | ${0.324}\left({0.365}\right)$ |
| _cons | 102.164***( 15.142 ) | 92.768***(11.782) | ${0.946}^{***}\left({5.452}\right)$ | 94.132***( 12.329 ) | ${83.391}^{***}\left({7.762}\right)$ |
| Year/Industry | Yes | Yes | No | Yes | Yes |
| $N$ | 18465 | 13171 | 35477 | 22934 | 13733 |
| ${r}^{2}$ | 0.113 | 0.096 | 0.2042 | 0.121 | 0.054 |
), ArticleFig(id=1156606411447590917, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 第一阶段 | 第二阶段 |
| (1) | (2) | (3) | (4) | (5) |
| Oc_Firm | ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc |
| Freq_te3 | $-{0.012}^{*}\left({-{1.861}}\right)$ | $-{0.482}\left({-{1.240}}\right)$ | 1.344(1.028) | | |
| IV-Oc_Firm | | | | 15.326**( 2.526 ) | 12.${713}^{**}\left({2.092}\right)$ |
| Size | 0.047**(11.163 ) | $-{3.336}{}^{***}\left({-{12.072}}\right)$ | $-{3.151}^{***}\left({-{9.485}}\right)$ | $-{4.131}^{***}\left({-{10.255}}\right)$ | $-{3.885}^{***}\left({-{10.113}}\right)$ |
| Growth | ${0.020}^{***}\left({5.509}\right)$ | ${0.619}^{***}\left({3.056}\right)$ | ${0.783}^{***}\left({3.139}\right)$ | 0.273 (1.110) | ${0.482}^{**}\left({2.103}\right)$ |
| Loar | 0.771***(32.170) | $-{7.294}{}^{***}\left({-{4.146}}\right)$ | $-{6.233}{}^{***}\left({-{3.001}}\right)$ | $-{19.086}{}^{***}\left({-{3.947}}\right)$ | $-{15.999}^{***}\left({-{3.384}}\right)$ |
| Cfps | $-{0.490}{}^{***}\left({-{9.811}}\right)$ | $-{8.028}{}^{***}\left({-{2.788}}\right)$ | $-{5.164}\left({-{1.432}}\right)$ | $-{0.036}\left({-{0.009}}\right)$ | 2.744(0.603) |
| ITO | ${0.000}^{***}\left({2.617}\right)$ | 0.024 ${}^{***}\left({3.451}\right)$ | ${0.021}^{**}\left({2.464}\right)$ | 0.020}{***( 2.603 ) | ${0.018}^{***}\left({3.249}\right)$ |
| ${DFL}$ | 0.012***( 2.882 ) | 1.420***(6.455) | 1.869***(6.763) | 1.196***( 5.119 ) | 1.660***(7.864) |
| Tobin $Q$ | $-{0.000}\left({-{0.033}}\right)$ | ${0.474}{}^{**}\left({2.212}\right)$ | 0.280 (1.130) | 0.277 (1.409) | 0.107(0.700) |
| Shrer1 | $-{0.001}^{***}\left({-{5.330}}\right)$ | ${0.050}{}^{***}\left({2.689}\right)$ | ${0.054}{}^{**}\left({2.412}\right)$ | ${0.071}^{***}\left({3.551}\right)$ | ${0.071}{}^{***}\left({5.020}\right)$ |
| Mshare | ${0.002}^{***}\left({7.565}\right)$ | $-{0.050}{}^{***}\left({-{3.461}}\right)$ | $-{0.051}^{***}\left({-{3.203}}\right)$ | $-{0.076}{}^{***}\left({-{4.525}}\right)$ | $-{0.068}^{***}\left({-{5.814}}\right)$ |
| Inage | $-{0.034}^{***}\left({-{2.886}}\right)$ | 0.987 (1.075) | 1.136(1.057) | 1.620 ${}^{**}\left({2.371}\right)$ | 1.732***(3.536) |
| State | ${0.026}^{**}\left({2.473}\right)$ | $-{0.029}\left({-{0.040}}\right)$ | 0.665 (0.603) | $-{0.297}\left({-{0.434}}\right)$ | ${0.026}\left({0.039}\right)$ |
| _cons | $-{0.691}^{***}\left({-{3.259}}\right)$ | 111.677***( 7.921 ) | ${61.981}^{*}\left({1.917}\right)$ | 115.799***( 12.972 ) | 106.960***( 12.527 ) |
| Year/Industry | Yes | Yes | Yes | Yes | Yes |
| $N$ | 22934 | 22934 | 13733 | 22934 | 13733 |
| ${r}^{2}$ | 0.144 | 0.111 | 0.095 | 0.025 | 0.032 |
| 弱工具变量检验: Cragg-Donald Wald $F$ statistic | 12.696 | 12.581 |
), ArticleFig(id=1156606411527282694, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表5, caption=
内生性问题-工具变量法, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 第一阶段 | 第二阶段 |
| (1) | (2) | (3) | (4) | (5) |
| Oc_Firm | ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc |
| Freq_te3 | $-{0.012}^{*}\left({-{1.861}}\right)$ | $-{0.482}\left({-{1.240}}\right)$ | 1.344(1.028) | | |
| IV-Oc_Firm | | | | 15.326**( 2.526 ) | 12.${713}^{**}\left({2.092}\right)$ |
| Size | 0.047**(11.163 ) | $-{3.336}{}^{***}\left({-{12.072}}\right)$ | $-{3.151}^{***}\left({-{9.485}}\right)$ | $-{4.131}^{***}\left({-{10.255}}\right)$ | $-{3.885}^{***}\left({-{10.113}}\right)$ |
| Growth | ${0.020}^{***}\left({5.509}\right)$ | ${0.619}^{***}\left({3.056}\right)$ | ${0.783}^{***}\left({3.139}\right)$ | 0.273 (1.110) | ${0.482}^{**}\left({2.103}\right)$ |
| Loar | 0.771***(32.170) | $-{7.294}{}^{***}\left({-{4.146}}\right)$ | $-{6.233}{}^{***}\left({-{3.001}}\right)$ | $-{19.086}{}^{***}\left({-{3.947}}\right)$ | $-{15.999}^{***}\left({-{3.384}}\right)$ |
| Cfps | $-{0.490}{}^{***}\left({-{9.811}}\right)$ | $-{8.028}{}^{***}\left({-{2.788}}\right)$ | $-{5.164}\left({-{1.432}}\right)$ | $-{0.036}\left({-{0.009}}\right)$ | 2.744(0.603) |
| ITO | ${0.000}^{***}\left({2.617}\right)$ | 0.024 ${}^{***}\left({3.451}\right)$ | ${0.021}^{**}\left({2.464}\right)$ | 0.020}{***( 2.603 ) | ${0.018}^{***}\left({3.249}\right)$ |
| ${DFL}$ | 0.012***( 2.882 ) | 1.420***(6.455) | 1.869***(6.763) | 1.196***( 5.119 ) | 1.660***(7.864) |
| Tobin $Q$ | $-{0.000}\left({-{0.033}}\right)$ | ${0.474}{}^{**}\left({2.212}\right)$ | 0.280 (1.130) | 0.277 (1.409) | 0.107(0.700) |
| Shrer1 | $-{0.001}^{***}\left({-{5.330}}\right)$ | ${0.050}{}^{***}\left({2.689}\right)$ | ${0.054}{}^{**}\left({2.412}\right)$ | ${0.071}^{***}\left({3.551}\right)$ | ${0.071}{}^{***}\left({5.020}\right)$ |
| Mshare | ${0.002}^{***}\left({7.565}\right)$ | $-{0.050}{}^{***}\left({-{3.461}}\right)$ | $-{0.051}^{***}\left({-{3.203}}\right)$ | $-{0.076}{}^{***}\left({-{4.525}}\right)$ | $-{0.068}^{***}\left({-{5.814}}\right)$ |
| Inage | $-{0.034}^{***}\left({-{2.886}}\right)$ | 0.987 (1.075) | 1.136(1.057) | 1.620 ${}^{**}\left({2.371}\right)$ | 1.732***(3.536) |
| State | ${0.026}^{**}\left({2.473}\right)$ | $-{0.029}\left({-{0.040}}\right)$ | 0.665 (0.603) | $-{0.297}\left({-{0.434}}\right)$ | ${0.026}\left({0.039}\right)$ |
| _cons | $-{0.691}^{***}\left({-{3.259}}\right)$ | 111.677***( 7.921 ) | ${61.981}^{*}\left({1.917}\right)$ | 115.799***( 12.972 ) | 106.960***( 12.527 ) |
| Year/Industry | Yes | Yes | Yes | Yes | Yes |
| $N$ | 22934 | 22934 | 13733 | 22934 | 13733 |
| ${r}^{2}$ | 0.144 | 0.111 | 0.095 | 0.025 | 0.032 |
| 弱工具变量检验: Cragg-Donald Wald $F$ statistic | 12.696 | 12.581 |
), ArticleFig(id=1156606411602780167, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 控制公司层面固定效应 | 控制政策层面固定效应 |
| (1) | (2) | (3) | (4) |
| ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc |
| Oc_Firm | ${0.407}^{*}\left({1.693}\right)$ | ${0.600}{}^{**}\left({2.254}\right)$ | 1.687 ${}^{***}\left({4.414}\right)$ | ${1.516}^{***}\left({3.208}\right)$ |
| Size | $-{3.255}^{***}\left({-{6.844}}\right)$ | $-{2.896}^{***}\left({-{5.012}}\right)$ | $-{3.348}{}^{***}\left({-{10.905}}\right)$ | $-{3.158}{}^{***}\left({-{8.636}}\right)$ |
| Growth | 0.243 (1.457) | 0.287 (1.542) | ${0.582}^{**}\left({2.531}\right)$ | ${0.645}^{**}\left({2.343}\right)$ |
| Loar | $-{4.057}{}^{**}\left({-{2.308}}\right)$ | ${0.094}\left({0.050}\right)$ | $-{9.046}{}^{***}\left({-{4.800}}\right)$ | $-{8.130}{}^{***}\left({-{3.649}}\right)$ |
| Cfps | $-{4.450}{}^{**}\left({-{2.165}}\right)$ | $-{0.523}\left({-{0.211}}\right)$ | $-{9.226}{}^{***}\left({-{2.881}}\right)$ | $-{3.496}\left({-{0.837}}\right)$ |
| ITO | ${0.019}^{**}\left({2.002}\right)$ | 0.009 (1.078) | 0.024 ${}^{***}\left({3.041}\right)$ | ${0.026}^{***}\left({2.637}\right)$ |
| ${DFL}$ | $-{0.143}\left({-{0.898}}\right)$ | ${0.003}\left({0.017}\right)$ | 1.520***( 6.289 ) | 2.045 ${}^{***}\left({6.486}\right)$ |
| Tobin $Q$ | $-{0.128}\left({-{0.868}}\right)$ | $-{0.311}^{**}\left({-{2.076}}\right)$ | ${0.590}^{**}\left({2.536}\right)$ | 0.366 ( 1.379 ) |
| Shrcr1 | 0.011 (0.410) | $-{0.030}\left({-{0.871}}\right)$ | ${0.051}{}^{**}\left({2.439}\right)$ | ${0.057}^{**}\left({2.268}\right)$ |
| Mshare | ${0.023}\left({1.089}\right)$ | 0.031 (1.320) | $-{0.045}^{***}\left({-{2.789}}\right)$ | $-{0.053}^{***}\left({-{2.954}}\right)$ |
| Inage | 0.585(0.598) | 0.110 (0.079) | ${0.673}\left({0.665}\right)$ | 0.652 (0.547) |
| State | $-{0.644}\left({-{1.178}}\right)$ | $-{0.193}\left({-{0.244}}\right)$ | $-{0.562}\left({-{0.703}}\right)$ | $-{0.256}\left({-{0.219}}\right)$ |
| cons | 106.430***( 11.754 ) | 95.658**(8.688 ) | 105.607**(14.601 ) | 96.935***( 11.202 ) |
| Year | Yes | Yes | No | $\mathrm{{No}}$ |
| Year/Industry/Province | ${\mathrm{N}}_{0}$ | No | Yes | Yes |
| Firm | Yes | Yes | No | No |
| $N$ | 22201 | 13025 | 20987 | 12440 |
| ${r}^{2}$ | 0.687 | 0.752 | 0.234 | 0.202 |
), ArticleFig(id=1156606411669889032, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表6, caption=
内生性问题 (固定效应), figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 控制公司层面固定效应 | 控制政策层面固定效应 |
| (1) | (2) | (3) | (4) |
| ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc |
| Oc_Firm | ${0.407}^{*}\left({1.693}\right)$ | ${0.600}{}^{**}\left({2.254}\right)$ | 1.687 ${}^{***}\left({4.414}\right)$ | ${1.516}^{***}\left({3.208}\right)$ |
| Size | $-{3.255}^{***}\left({-{6.844}}\right)$ | $-{2.896}^{***}\left({-{5.012}}\right)$ | $-{3.348}{}^{***}\left({-{10.905}}\right)$ | $-{3.158}{}^{***}\left({-{8.636}}\right)$ |
| Growth | 0.243 (1.457) | 0.287 (1.542) | ${0.582}^{**}\left({2.531}\right)$ | ${0.645}^{**}\left({2.343}\right)$ |
| Loar | $-{4.057}{}^{**}\left({-{2.308}}\right)$ | ${0.094}\left({0.050}\right)$ | $-{9.046}{}^{***}\left({-{4.800}}\right)$ | $-{8.130}{}^{***}\left({-{3.649}}\right)$ |
| Cfps | $-{4.450}{}^{**}\left({-{2.165}}\right)$ | $-{0.523}\left({-{0.211}}\right)$ | $-{9.226}{}^{***}\left({-{2.881}}\right)$ | $-{3.496}\left({-{0.837}}\right)$ |
| ITO | ${0.019}^{**}\left({2.002}\right)$ | 0.009 (1.078) | 0.024 ${}^{***}\left({3.041}\right)$ | ${0.026}^{***}\left({2.637}\right)$ |
| ${DFL}$ | $-{0.143}\left({-{0.898}}\right)$ | ${0.003}\left({0.017}\right)$ | 1.520***( 6.289 ) | 2.045 ${}^{***}\left({6.486}\right)$ |
| Tobin $Q$ | $-{0.128}\left({-{0.868}}\right)$ | $-{0.311}^{**}\left({-{2.076}}\right)$ | ${0.590}^{**}\left({2.536}\right)$ | 0.366 ( 1.379 ) |
| Shrcr1 | 0.011 (0.410) | $-{0.030}\left({-{0.871}}\right)$ | ${0.051}{}^{**}\left({2.439}\right)$ | ${0.057}^{**}\left({2.268}\right)$ |
| Mshare | ${0.023}\left({1.089}\right)$ | 0.031 (1.320) | $-{0.045}^{***}\left({-{2.789}}\right)$ | $-{0.053}^{***}\left({-{2.954}}\right)$ |
| Inage | 0.585(0.598) | 0.110 (0.079) | ${0.673}\left({0.665}\right)$ | 0.652 (0.547) |
| State | $-{0.644}\left({-{1.178}}\right)$ | $-{0.193}\left({-{0.244}}\right)$ | $-{0.562}\left({-{0.703}}\right)$ | $-{0.256}\left({-{0.219}}\right)$ |
| cons | 106.430***( 11.754 ) | 95.658**(8.688 ) | 105.607**(14.601 ) | 96.935***( 11.202 ) |
| Year | Yes | Yes | No | $\mathrm{{No}}$ |
| Year/Industry/Province | ${\mathrm{N}}_{0}$ | No | Yes | Yes |
| Firm | Yes | Yes | No | No |
| $N$ | 22201 | 13025 | 20987 | 12440 |
| ${r}^{2}$ | 0.687 | 0.752 | 0.234 | 0.202 |
), ArticleFig(id=1156606411736997897, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | 变量 | (1) |
| ScHHI | ScHHI |
| Oc_Firm | ${0.457}^{**}\left({2.378}\right)$ | Shrer1 | ${0.019}^{**}\left({1.973}\right)$ |
| Size | $-{0.814}{}^{***}\left({-{5.670}}\right)$ | Mshare | $-{0.021}^{***}\left({-{3.047}}\right)$ |
| Growth | ${0.232}{}^{**}\left({2.102}\right)$ | Inage | 0.661 (1.383) |
| Loar | $-{2.745}^{***}\left({-{2.932}}\right)$ | State | 0.619 (1.211) |
| Cfps | $-{1.930}\left({-{1.146}}\right)$ | _cons | 25.058***( 5.736 ) |
| ITO | ${0.009}^{***}\left({2.725}\right)$ | Year/Industry | Yes |
| ${DFL}$ | ${0.518}^{***}\left({4.594}\right)$ | $N$ | 13803 |
| Tobin $Q$ | ${0.214}^{*}\left({1.712}\right)$ | ${r}^{2}$ | 0.066 |
), ArticleFig(id=1156606411904770059, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表7, caption=
稳健性检验(替换被解释变量), figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | 变量 | (1) |
| ScHHI | ScHHI |
| Oc_Firm | ${0.457}^{**}\left({2.378}\right)$ | Shrer1 | ${0.019}^{**}\left({1.973}\right)$ |
| Size | $-{0.814}{}^{***}\left({-{5.670}}\right)$ | Mshare | $-{0.021}^{***}\left({-{3.047}}\right)$ |
| Growth | ${0.232}{}^{**}\left({2.102}\right)$ | Inage | 0.661 (1.383) |
| Loar | $-{2.745}^{***}\left({-{2.932}}\right)$ | State | 0.619 (1.211) |
| Cfps | $-{1.930}\left({-{1.146}}\right)$ | _cons | 25.058***( 5.736 ) |
| ITO | ${0.009}^{***}\left({2.725}\right)$ | Year/Industry | Yes |
| ${DFL}$ | ${0.518}^{***}\left({4.594}\right)$ | $N$ | 13803 |
| Tobin $Q$ | ${0.214}^{*}\left({1.712}\right)$ | ${r}^{2}$ | 0.066 |
), ArticleFig(id=1156606412009627661, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc |
| Oc_Forecast | 1.487***(2.671) | 1.253*(1.729) | | | | |
| ${Oc}\_ {TMT}$ | | | 0.607**(2.352) | 0.550 *(1.754) | | |
| Oc_Salary | | | | | 12.658***(7.038) | 11.931***(5.257) |
| Size | $-{3.298}^{***}$(-15.344) | $-{2.780}{}^{***}$(-10.491) | $-{2.994}^{***}$(-20.531) | $-{2.654}^{***}$(-14.252) | $-{3.129}{}^{***}$(-11.390) | $-{3.129}{}^{***}$(-11.390) |
| Growth | 0.584**(2.483) | 0.889***(3.211) | 0.550***(3.463) | 0.664***(3.515) | 0.598***(2.908) | 0.598***(2.908) |
| Loar | $-{10.611}{}^{***}$(-7.135) | $-{10.022}{}^{***}$(-5.517) | $-{9.426}{}^{***}$(-9.830) | -8.512***(-7.355) | $-{7.498}{}^{***}$(-4.300) | $-{7.498}{}^{***}$(-4.300) |
| Cfps | $-{6.517}{}^{*}$(-1.900) | $-{6.799}\left({-{1.578}}\right)$ | $-{6.313}{}^{***}$(-2.891) | -4.177 (-1.550) | -9.051***(-3.093) | -9.051***(-3.093) |
| ITO | 0.025***(4.180) | 0.021***(2.844) | 0.025***(6.443) | 0.023***(4.848) | 0.021***(2.995) | 0.021***(2.995) |
| ${DFL}$ | 1.432***(6.792) | 1.810***(6.569) | 1.558***(10.062) | 1.861***(9.489) | 1.532***(6.991) | 1.532***(6.991) |
| Tobin $Q$ | 0.682***(3.500) | 0.739***(3.198) | 0.780***(6.086) | 0.604***(3.849) | 0.379 *(1.797) | 0.379 *(1.797) |
| Shrcr1 | 0.060***(3.908) | 0.062***(3.211) | 0.038***(4.059) | 0.038***(3.319) | 0.039**(2.025) | 0.039**(2.025) |
| Mshare | $-{0.096}{}^{***}$(-7.691) | -0.105***(-7.233) | -0.049***(-6.857) | -0.048***(-5.780) | -0.040 (-2.749) | -0.040***(-2.749) |
| Inage | 1.252*(1.649) | 0.592 (0.642) | 0.773 *(1.775) | 0.954 *(1.807) | 0.898 (0.969) | 0.898 (0.969) |
| State | 0.715 (1.021) | 0.961 (0.948) | 0.606 (1.377) | 1.133*(1.763) | 0.720 (0.971) | 0.720 (0.971) |
| _cons | 99.851***(19.759) | 75.557***(8.271) | 92.563***(27.100) | 86.794***(12.662) | 89.682***(13.560) | 89.682***(13.560) |
| Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes |
| $N$ | 10700 | 6871 | 22786 | 13733 | 21724 | 21724 |
| ${r}^{2}$ | 0.109 | 0.099 | 0.104 | 0.081 | 0.118 | 0.118 |
), ArticleFig(id=1156606412101902350, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表8, caption=
稳健性检验-替换解释变量, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc |
| Oc_Forecast | 1.487***(2.671) | 1.253*(1.729) | | | | |
| ${Oc}\_ {TMT}$ | | | 0.607**(2.352) | 0.550 *(1.754) | | |
| Oc_Salary | | | | | 12.658***(7.038) | 11.931***(5.257) |
| Size | $-{3.298}^{***}$(-15.344) | $-{2.780}{}^{***}$(-10.491) | $-{2.994}^{***}$(-20.531) | $-{2.654}^{***}$(-14.252) | $-{3.129}{}^{***}$(-11.390) | $-{3.129}{}^{***}$(-11.390) |
| Growth | 0.584**(2.483) | 0.889***(3.211) | 0.550***(3.463) | 0.664***(3.515) | 0.598***(2.908) | 0.598***(2.908) |
| Loar | $-{10.611}{}^{***}$(-7.135) | $-{10.022}{}^{***}$(-5.517) | $-{9.426}{}^{***}$(-9.830) | -8.512***(-7.355) | $-{7.498}{}^{***}$(-4.300) | $-{7.498}{}^{***}$(-4.300) |
| Cfps | $-{6.517}{}^{*}$(-1.900) | $-{6.799}\left({-{1.578}}\right)$ | $-{6.313}{}^{***}$(-2.891) | -4.177 (-1.550) | -9.051***(-3.093) | -9.051***(-3.093) |
| ITO | 0.025***(4.180) | 0.021***(2.844) | 0.025***(6.443) | 0.023***(4.848) | 0.021***(2.995) | 0.021***(2.995) |
| ${DFL}$ | 1.432***(6.792) | 1.810***(6.569) | 1.558***(10.062) | 1.861***(9.489) | 1.532***(6.991) | 1.532***(6.991) |
| Tobin $Q$ | 0.682***(3.500) | 0.739***(3.198) | 0.780***(6.086) | 0.604***(3.849) | 0.379 *(1.797) | 0.379 *(1.797) |
| Shrcr1 | 0.060***(3.908) | 0.062***(3.211) | 0.038***(4.059) | 0.038***(3.319) | 0.039**(2.025) | 0.039**(2.025) |
| Mshare | $-{0.096}{}^{***}$(-7.691) | -0.105***(-7.233) | -0.049***(-6.857) | -0.048***(-5.780) | -0.040 (-2.749) | -0.040***(-2.749) |
| Inage | 1.252*(1.649) | 0.592 (0.642) | 0.773 *(1.775) | 0.954 *(1.807) | 0.898 (0.969) | 0.898 (0.969) |
| State | 0.715 (1.021) | 0.961 (0.948) | 0.606 (1.377) | 1.133*(1.763) | 0.720 (0.971) | 0.720 (0.971) |
| _cons | 99.851***(19.759) | 75.557***(8.271) | 92.563***(27.100) | 86.794***(12.662) | 89.682***(13.560) | 89.682***(13.560) |
| Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes |
| $N$ | 10700 | 6871 | 22786 | 13733 | 21724 | 21724 |
| ${r}^{2}$ | 0.109 | 0.099 | 0.104 | 0.081 | 0.118 | 0.118 |
), ArticleFig(id=1156606412223537167, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 消除行业固有差异影响 | 制造业样本 |
| (1) | (2) | (3) | (4) |
| ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc |
| Oc_Firm | 1.644***( 4.628 ) | 1.568***( 3.620 ) | 1.821 ${}^{***}\left({4.415}\right)$ | 1.864***( 3.696) |
| Size | $-{3.376}{}^{***}\left({-{12.261}}\right)$ | $-{3.191}{}^{***}\left({-{9.724}}\right)$ | $-{3.169}{}^{***}\left({-{9.669}}\right)$ | $-{3.162}{}^{***}\left({-{8.226}}\right)$ |
| Growth | ${0.607}^{***}\left({3.022}\right)$ | ${0.751}^{***}\left({3.077}\right)$ | ${0.548}^{*}\left({1.892}\right)$ | ${0.674}{}^{**}\left({2.009}\right)$ |
| Loar | $-{8.196}{}^{***}\left({-{4.636}}\right)$ | $-{7.249}{}^{***}\left({-{3.518}}\right)$ | $-{8.382}^{***}\left({-{4.230}}\right)$ | $-{6.566}{}^{***}\left({-{2.872}}\right)$ |
| Cfps | $-{7.405}^{***}\left({-{2.619}}\right)$ | $-{3.909}\left({-{1.109}}\right)$ | $-{6.846}^{**}\left({-{2.017}}\right)$ | $-{1.465}\left({-{0.350}}\right)$ |
| ITO | 0.024 ${}^{***}\left({3.481}\right)$ | ${0.021}^{**}\left({2.475}\right)$ | 0.059 ${}^{***}\left({2.901}\right)$ | ${0.042}^{**}\left({2.112}\right)$ |
| ${DFL}$ | 1.368***( 6.318 ) | 1.846***(6.763) | 1.${411}^{***}\left({5.761}\right)$ | 1.708***(5.525) |
| Tobin $Q$ | ${0.548}^{***}\left({2.579}\right)$ | 0.272 (1.120) | 0.671 ${}^{***}\left({2.811}\right)$ | 0.352 (1.287) |
| Shrcr1 | ${0.051}^{***}\left({2.766}\right)$ | ${0.054}^{**}\left({2.485}\right)$ | ${0.049}^{**}\left({2.310}\right)$ | 0.035 (1.399) |
| Mshare | $-{0.050}^{***}\left({-{3.477}}\right)$ | $-{0.051}^{***}\left({-{3.261}}\right)$ | $-{0.056}{}^{***}\left({-{3.576}}\right)$ | $-{0.060}{}^{***}\left({-{3.531}}\right)$ |
| Inage | 1.050 (1.163) | 1.168 ( 1.113 ) | 0.657(0.619) | 0.863 (0.724) |
| State | ${0.046}\left({0.064}\right)$ | 0.463 (0.436) | 0.148 (0.177) | 0.366 (0.301) |
| _cons | 66.878**(10.714) | 61.402**(7.391) | 95.922***(13.335) | 105.884***(11.036) |
| Year/Industry | Yes | Yes | Yes | Yes |
| $N$ | 22934 | 13733 | 16370 | 10255 |
| ${r}^{2}$ | 0.058 | 0.053 | 0.071 | 0.064 |
), ArticleFig(id=1156606412290646032, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表9, caption=
稳健性检验-消除行业差异, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 消除行业固有差异影响 | 制造业样本 |
| (1) | (2) | (3) | (4) |
| ${Sc}$ | Top4Sc | ${Sc}$ | Top4Sc |
| Oc_Firm | 1.644***( 4.628 ) | 1.568***( 3.620 ) | 1.821 ${}^{***}\left({4.415}\right)$ | 1.864***( 3.696) |
| Size | $-{3.376}{}^{***}\left({-{12.261}}\right)$ | $-{3.191}{}^{***}\left({-{9.724}}\right)$ | $-{3.169}{}^{***}\left({-{9.669}}\right)$ | $-{3.162}{}^{***}\left({-{8.226}}\right)$ |
| Growth | ${0.607}^{***}\left({3.022}\right)$ | ${0.751}^{***}\left({3.077}\right)$ | ${0.548}^{*}\left({1.892}\right)$ | ${0.674}{}^{**}\left({2.009}\right)$ |
| Loar | $-{8.196}{}^{***}\left({-{4.636}}\right)$ | $-{7.249}{}^{***}\left({-{3.518}}\right)$ | $-{8.382}^{***}\left({-{4.230}}\right)$ | $-{6.566}{}^{***}\left({-{2.872}}\right)$ |
| Cfps | $-{7.405}^{***}\left({-{2.619}}\right)$ | $-{3.909}\left({-{1.109}}\right)$ | $-{6.846}^{**}\left({-{2.017}}\right)$ | $-{1.465}\left({-{0.350}}\right)$ |
| ITO | 0.024 ${}^{***}\left({3.481}\right)$ | ${0.021}^{**}\left({2.475}\right)$ | 0.059 ${}^{***}\left({2.901}\right)$ | ${0.042}^{**}\left({2.112}\right)$ |
| ${DFL}$ | 1.368***( 6.318 ) | 1.846***(6.763) | 1.${411}^{***}\left({5.761}\right)$ | 1.708***(5.525) |
| Tobin $Q$ | ${0.548}^{***}\left({2.579}\right)$ | 0.272 (1.120) | 0.671 ${}^{***}\left({2.811}\right)$ | 0.352 (1.287) |
| Shrcr1 | ${0.051}^{***}\left({2.766}\right)$ | ${0.054}^{**}\left({2.485}\right)$ | ${0.049}^{**}\left({2.310}\right)$ | 0.035 (1.399) |
| Mshare | $-{0.050}^{***}\left({-{3.477}}\right)$ | $-{0.051}^{***}\left({-{3.261}}\right)$ | $-{0.056}{}^{***}\left({-{3.576}}\right)$ | $-{0.060}{}^{***}\left({-{3.531}}\right)$ |
| Inage | 1.050 (1.163) | 1.168 ( 1.113 ) | 0.657(0.619) | 0.863 (0.724) |
| State | ${0.046}\left({0.064}\right)$ | 0.463 (0.436) | 0.148 (0.177) | 0.366 (0.301) |
| _cons | 66.878**(10.714) | 61.402**(7.391) | 95.922***(13.335) | 105.884***(11.036) |
| Year/Industry | Yes | Yes | Yes | Yes |
| $N$ | 22934 | 13733 | 16370 | 10255 |
| ${r}^{2}$ | 0.058 | 0.053 | 0.071 | 0.064 |
), ArticleFig(id=1156606412353560593, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 样本 | 均值 | 标准 偏差 | 标准偏差 减小幅度 | $T$ 检验 |
| 处理组 | 控制组 | $t$ | $p$ |
| Size | 匹配前 | 22.630 | 22.060 | 45.200 | 99.800 | 31.870 | 0.000 *** |
| 匹配后 | 22.630 | 22.630 | 0.100 | 0.060 | 0.955 |
| Growth | 匹配前 | 0.460 | 0.332 | 11.700 | 74.000 | 8.650 | 0.000 *** |
| 匹配后 | 0.460 | 0.494 | -3.000 | -1.570 | 0.118 |
| Loar | 匹配前 | 0.533 | 0.400 | 74.400 | 99.200 | 51.990 | 0.000 *** |
| 匹配后 | 0.533 | 0.532 | 0.600 | 0.330 | 0.738 |
| Cfps | 匹配前 | 0.043 | 0.058 | -22.400 | 93.400 | -15.730 | 0.000 *** |
| 匹配后 | 0.043 | 0.042 | 1.500 | 0.850 | 0.395 |
| ITO | 匹配前 | 12.780 | 11.640 | 2.700 | 89.800 | 1.870 | 0.061 * |
| 匹配后 | 12.780 | 12.660 | 0.300 | 0.160 | 0.875 |
| ${DFL}$ | 匹配前 | 1.639 | 1.337 | 29.000 | 95.400 | 21.680 | 0.000 *** |
| 匹配后 | 1.639 | 1.625 | 1.300 | 0.680 | 0.494 |
| 变量 | 样本 | 均值 | 标准 偏差 | 标准偏差 减小幅度 | $T$ 检验 |
| 处理组 | 控制组 | $t$ | $p$ |
| Tobin $Q$ | 匹配前 | 1.755 | 2.032 | -22.800 | 88.500 | -15.560 | 0.000*** |
| 匹配后 | 1.755 | 1.787 | -2.600 | -1.630 | 0.102 |
| Shrcr1 | 匹配前 | 34.890 | 35.630 | -4.900 | 79.800 | -3.450 | 0.001*** |
| 匹配后 | 34.890 | 34.740 | 1.000 | 0.590 | 0.555 |
| Mshare | 匹配前 | 10.650 | 12.090 | -7.900 | 88.900 | | -5.440 | 0.000 *** |
| 匹配后 | 10.650 | 10.810 | -0.900 | -0.540 | 0.591 |
| Inage | 匹配前 | 2.820 | 2.778 | 9.900 | 85.100 | 6.890 | 0.000 *** |
| 匹配后 | 2.820 | 2.826 | -1.500 | -0.890 | 0.371 |
| 平均处理效应 |
| 变量名称 | 处理组 | 控制组 | ${ATT}$ | $T$ 统计量 |
| 核匹配 (宽带系数为0.06) | |
| ${Sc}$ | 33.716 | 32.902 | 0.814 | 1.97 ** |
| Top4Sc | 30.617 | 29.780 | 0.837 | 2.10 ** |
| 半径匹配 (匹配半径0.01 ) | |
| ${Sc}$ | 33.713 | 32.843 | 0.870 | 2.08 ** |
| Top4Sc | 30.614 | 29.723 | 0.891 | 2.22 ** |
| PSM 后样本 |
| 变量 | Sc | Top4Sc |
| Oc_Firm | 1.453 ${}^{***}\left({4.031}\right)$ | 1.399 ${}^{***}\left({3.134}\right)$ |
| Size | $-{3.499}**\left({-{12.332}}\right)$ | $-{3.192}{}^{***}\left({-{9.243}}\right)$ |
| Growth | ${0.591}^{***}\left({2.894}\right)$ | 0.744***(3.004) |
| Loar | $-{7.313}^{***}\left({-{4.068}}\right)$ | $-{6.205}^{***}\left({-{2.958}}\right)$ |
| Cfps | $-{7.74}{2}^{**}\left({-{2.534}}\right)$ | $-{3.781}\left({-{0.992}}\right)$ |
| ITO | 0.022 ${}^{***}\left({3.048}\right)$ | ${0.018}^{**}\left({2.003}\right)$ |
| ${DFL}$ | 1.264***( 5.713 ) | 1.787***( 6.351 ) |
| Tobin $Q$ | ${0.490}^{**}\left({2.154}\right)$ | 0.308 (1.207) |
| Shrer1 | ${0.065}^{***}\left({3.362}\right)$ | ${0.076}^{***}\left({3.280}\right)$ |
| Mshare | $-{0.059}^{***}\left({-{3.891}}\right)$ | $-{0.055}^{***}\left({-{3.304}}\right)$ | |
| Inage | 1.045 (1.083) | 1.084(0.961) |
| State | $-{0.690}\left({-{0.920}}\right)$ | $-{0.341}\left({-{0.312}}\right)$ |
| _cons | 102.115***(15.722) | 92.011***( 9.567 ) |
| Year/Industry | Yes | Yes |
| $N$ | 18429 | 10987 |
| ${r}^{2}$ | 0.115 | 0.099 |
), ArticleFig(id=1156606412483584018, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表10, caption=
倾向得分匹配, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 样本 | 均值 | 标准 偏差 | 标准偏差 减小幅度 | $T$ 检验 |
| 处理组 | 控制组 | $t$ | $p$ |
| Size | 匹配前 | 22.630 | 22.060 | 45.200 | 99.800 | 31.870 | 0.000 *** |
| 匹配后 | 22.630 | 22.630 | 0.100 | 0.060 | 0.955 |
| Growth | 匹配前 | 0.460 | 0.332 | 11.700 | 74.000 | 8.650 | 0.000 *** |
| 匹配后 | 0.460 | 0.494 | -3.000 | -1.570 | 0.118 |
| Loar | 匹配前 | 0.533 | 0.400 | 74.400 | 99.200 | 51.990 | 0.000 *** |
| 匹配后 | 0.533 | 0.532 | 0.600 | 0.330 | 0.738 |
| Cfps | 匹配前 | 0.043 | 0.058 | -22.400 | 93.400 | -15.730 | 0.000 *** |
| 匹配后 | 0.043 | 0.042 | 1.500 | 0.850 | 0.395 |
| ITO | 匹配前 | 12.780 | 11.640 | 2.700 | 89.800 | 1.870 | 0.061 * |
| 匹配后 | 12.780 | 12.660 | 0.300 | 0.160 | 0.875 |
| ${DFL}$ | 匹配前 | 1.639 | 1.337 | 29.000 | 95.400 | 21.680 | 0.000 *** |
| 匹配后 | 1.639 | 1.625 | 1.300 | 0.680 | 0.494 |
| 变量 | 样本 | 均值 | 标准 偏差 | 标准偏差 减小幅度 | $T$ 检验 |
| 处理组 | 控制组 | $t$ | $p$ |
| Tobin $Q$ | 匹配前 | 1.755 | 2.032 | -22.800 | 88.500 | -15.560 | 0.000*** |
| 匹配后 | 1.755 | 1.787 | -2.600 | -1.630 | 0.102 |
| Shrcr1 | 匹配前 | 34.890 | 35.630 | -4.900 | 79.800 | -3.450 | 0.001*** |
| 匹配后 | 34.890 | 34.740 | 1.000 | 0.590 | 0.555 |
| Mshare | 匹配前 | 10.650 | 12.090 | -7.900 | 88.900 | | -5.440 | 0.000 *** |
| 匹配后 | 10.650 | 10.810 | -0.900 | -0.540 | 0.591 |
| Inage | 匹配前 | 2.820 | 2.778 | 9.900 | 85.100 | 6.890 | 0.000 *** |
| 匹配后 | 2.820 | 2.826 | -1.500 | -0.890 | 0.371 |
| 平均处理效应 |
| 变量名称 | 处理组 | 控制组 | ${ATT}$ | $T$ 统计量 |
| 核匹配 (宽带系数为0.06) | |
| ${Sc}$ | 33.716 | 32.902 | 0.814 | 1.97 ** |
| Top4Sc | 30.617 | 29.780 | 0.837 | 2.10 ** |
| 半径匹配 (匹配半径0.01 ) | |
| ${Sc}$ | 33.713 | 32.843 | 0.870 | 2.08 ** |
| Top4Sc | 30.614 | 29.723 | 0.891 | 2.22 ** |
| PSM 后样本 |
| 变量 | Sc | Top4Sc |
| Oc_Firm | 1.453 ${}^{***}\left({4.031}\right)$ | 1.399 ${}^{***}\left({3.134}\right)$ |
| Size | $-{3.499}**\left({-{12.332}}\right)$ | $-{3.192}{}^{***}\left({-{9.243}}\right)$ |
| Growth | ${0.591}^{***}\left({2.894}\right)$ | 0.744***(3.004) |
| Loar | $-{7.313}^{***}\left({-{4.068}}\right)$ | $-{6.205}^{***}\left({-{2.958}}\right)$ |
| Cfps | $-{7.74}{2}^{**}\left({-{2.534}}\right)$ | $-{3.781}\left({-{0.992}}\right)$ |
| ITO | 0.022 ${}^{***}\left({3.048}\right)$ | ${0.018}^{**}\left({2.003}\right)$ |
| ${DFL}$ | 1.264***( 5.713 ) | 1.787***( 6.351 ) |
| Tobin $Q$ | ${0.490}^{**}\left({2.154}\right)$ | 0.308 (1.207) |
| Shrer1 | ${0.065}^{***}\left({3.362}\right)$ | ${0.076}^{***}\left({3.280}\right)$ |
| Mshare | $-{0.059}^{***}\left({-{3.891}}\right)$ | $-{0.055}^{***}\left({-{3.304}}\right)$ | |
| Inage | 1.045 (1.083) | 1.084(0.961) |
| State | $-{0.690}\left({-{0.920}}\right)$ | $-{0.341}\left({-{0.312}}\right)$ |
| _cons | 102.115***(15.722) | 92.011***( 9.567 ) |
| Year/Industry | Yes | Yes |
| $N$ | 18429 | 10987 |
| ${r}^{2}$ | 0.115 | 0.099 |
), ArticleFig(id=1156606412559081491, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| DA_MJ | ${DA}\_ {DD}$ | ${Sc}$ | ${Sc}$ | Top4Sc | Top4Sc |
| Oc_Firm | 0.014***(14.679) | 0.020***(13.527) | 1.284***(3.590) | 1.303***(3.362) | 1.276***(2.912) | 1.${122}^{**}$(2.328) |
| ${DA}\_ {MJ}$ | | | 17.920***(7.433) | | 15.886***(6.228) | |
| ${DA}\_ {DD}$ | | | | 15.405***(7.903) | | 15.049***(6.624) |
| Size | $-{0.003}^{***}$(-5.145) | $-{0.003}{}^{***}$(-4.550) | $-{3.345}{}^{***}$(-12.093) | $-{3.192}{}^{***}$(-10.694) | $-{3.120}{}^{***}$(-9.440) | $-{2.965}^{***}$(-8.232) |
| Grow | 0.005***(8.065) | 0.011***(9.954) | 0.480**(2.332) | 0.375 *(1.715) | 0.638**(2.522) | 0.469 *(1.722) |
| Loar | 0.019***(5.216) | 0.012**(2.379) | $-{8.898}{}^{***}$(-5.039) | $-{8.950}{}^{***}$(-4.679) | -7.766***(-3.754) | $-{7.004}^{***}$(-3.118) |
| Cfps | $-{0.144}^{***}$(-12.305) | $-{0.067}^{***}$(-5.389) | -4.177 (-1.452) | -6.432**(-2.081) | -0.847 (-0.237) | -4.045 (-1.046) |
| ITO | 0.000***(4.022) | 0.000**(2.113) | 0.022***(3.204) | 0.021***(2.711) | 0.019**(2.250) | 0.018 *(1.793) |
| ${DFL}$ | $-{0.004}^{***}$(-7.550) | -0.005***(-8.055) | 1.499***(6.841) | 1.511***(6.652) | 1.948***(7.098) | 1.928***(6.665) |
| Tobin $Q$ | 0.005***(11.747) | 0.003***(3.967) | 0.359 *(1.674) | 0.287 (1.308) | 0.188 (0.763) | 0.163 (0.647) |
| Shrer1 | 0.000***(4.501) | 0.000***(5.350) | 0.046**(2.492) | 0.052***(2.636) | 0.049**(2.253) | 0.053**(2.264) |
| Mshare | 0.000***(4.464) | 0.000***(3.664) | $-{0.053}^{***}$(-3.706) | $-{0.057}^{***}$(-3.735) | $-{0.051}^{***}$(-3.246) | $-{0.053}{}^{***}$(-3.123) |
| Inage | -0.001 (-0.329) | 0.000 (0.153) | 0.974 (1.069) | 1.212 (1.255) | 1.123 (1.061) | 1.401 (1.244) |
| State | 0.001 (0.610) | -0.001 (-0.714) | -0.117 (-0.162) | -0.199 (-0.261) | 0.515 (0.488) | 0.310 (0.278) |
| _cons | 0.100***(9.037) | 0.105***(6.647) | 97.982***(15.571) | 94.817***(14.026) | 97.447***(10.687) | 94.043***(9.733) |
| Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes |
| $N$ | 22934 | 22934 | 22934 | 22934 | 13733 | 13733 |
| ${r}^{2}$ | 0.105 | 0.124 | 0.118 | 0.112 | 0.102 | 0.097 |
), ArticleFig(id=1156606412626190356, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表11, caption=
高管过度自信、盈余管理与供应商集中度, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| DA_MJ | ${DA}\_ {DD}$ | ${Sc}$ | ${Sc}$ | Top4Sc | Top4Sc |
| Oc_Firm | 0.014***(14.679) | 0.020***(13.527) | 1.284***(3.590) | 1.303***(3.362) | 1.276***(2.912) | 1.${122}^{**}$(2.328) |
| ${DA}\_ {MJ}$ | | | 17.920***(7.433) | | 15.886***(6.228) | |
| ${DA}\_ {DD}$ | | | | 15.405***(7.903) | | 15.049***(6.624) |
| Size | $-{0.003}^{***}$(-5.145) | $-{0.003}{}^{***}$(-4.550) | $-{3.345}{}^{***}$(-12.093) | $-{3.192}{}^{***}$(-10.694) | $-{3.120}{}^{***}$(-9.440) | $-{2.965}^{***}$(-8.232) |
| Grow | 0.005***(8.065) | 0.011***(9.954) | 0.480**(2.332) | 0.375 *(1.715) | 0.638**(2.522) | 0.469 *(1.722) |
| Loar | 0.019***(5.216) | 0.012**(2.379) | $-{8.898}{}^{***}$(-5.039) | $-{8.950}{}^{***}$(-4.679) | -7.766***(-3.754) | $-{7.004}^{***}$(-3.118) |
| Cfps | $-{0.144}^{***}$(-12.305) | $-{0.067}^{***}$(-5.389) | -4.177 (-1.452) | -6.432**(-2.081) | -0.847 (-0.237) | -4.045 (-1.046) |
| ITO | 0.000***(4.022) | 0.000**(2.113) | 0.022***(3.204) | 0.021***(2.711) | 0.019**(2.250) | 0.018 *(1.793) |
| ${DFL}$ | $-{0.004}^{***}$(-7.550) | -0.005***(-8.055) | 1.499***(6.841) | 1.511***(6.652) | 1.948***(7.098) | 1.928***(6.665) |
| Tobin $Q$ | 0.005***(11.747) | 0.003***(3.967) | 0.359 *(1.674) | 0.287 (1.308) | 0.188 (0.763) | 0.163 (0.647) |
| Shrer1 | 0.000***(4.501) | 0.000***(5.350) | 0.046**(2.492) | 0.052***(2.636) | 0.049**(2.253) | 0.053**(2.264) |
| Mshare | 0.000***(4.464) | 0.000***(3.664) | $-{0.053}^{***}$(-3.706) | $-{0.057}^{***}$(-3.735) | $-{0.051}^{***}$(-3.246) | $-{0.053}{}^{***}$(-3.123) |
| Inage | -0.001 (-0.329) | 0.000 (0.153) | 0.974 (1.069) | 1.212 (1.255) | 1.123 (1.061) | 1.401 (1.244) |
| State | 0.001 (0.610) | -0.001 (-0.714) | -0.117 (-0.162) | -0.199 (-0.261) | 0.515 (0.488) | 0.310 (0.278) |
| _cons | 0.100***(9.037) | 0.105***(6.647) | 97.982***(15.571) | 94.817***(14.026) | 97.447***(10.687) | 94.043***(9.733) |
| Year/Industry | Yes | Yes | Yes | Yes | Yes | Yes |
| $N$ | 22934 | 22934 | 22934 | 22934 | 13733 | 13733 |
| ${r}^{2}$ | 0.105 | 0.124 | 0.118 | 0.112 | 0.102 | 0.097 |
), ArticleFig(id=1156606412718465045, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | ${Sc}$ | Top4Sc |
| (1) | (2) | (3) | (4) |
| 高资源约束 | 低资源约束 | 高资源约束 | 低资源约束 |
| Oc_Firm | ${0.909}{}^{**}\left({1.980}\right)$ | 2.200***( 4.532 ) | 1.086*(1.913) | 1.749 ${}^{***}\left({2.907}\right)$ |
| Size | $-{3.678}{}^{***}\left({-{17.015}}\right)$ | $-{3.630}{}^{***}\left({-{16.084}}\right)$ | $-{3.263}{}^{***}\left({-{11.529}}\right)$ | $-{3.371}^{***}\left({-{11.953}}\right)$ |
| Growth | ${0.737}^{***}\left({3.198}\right)$ | ${0.478}^{**}\left({2.064}\right)$ | ${0.789}^{***}\left({2.841}\right)$ | ${0.735}^{***}\left({2.648}\right)$ |
| Loar | $-{5.186}{}^{***}\left({-{3.394}}\right)$ | -9.221***(-5.726) | $-{4.578}{}^{**}\left({-{2.495}}\right)$ | $-{5.701}{}^{***}\left({-{2.895}}\right)$ |
| Cfps | $-{9.636}{}^{***}\left({-{2.826}}\right)$ | $-{4.905}\left({-{1.392}}\right)$ | $-{7.657}^{*}\left({-{1.814}}\right)$ | $-{3.490}\left({-{0.788}}\right)$ |
| ITO | 0.018***(3.214) | 0.033***(4.352) | ${0.012}^{*}\left({1.673}\right)$ | ${0.021}^{***}\left({2.713}\right)$ |
| ${DFL}$ | 1.442 ${}^{***}\left({6.435}\right)$ | ${1.207}^{***}\left({5.456}\right)$ | 1.728***( 6.098 ) | 1.714***( 5.923 ) |
| Tobin $Q$ | 0.332 (1.448) | ${0.080}\left({0.351}\right)$ | 0.313 (1.146) | $-{0.237}\left({-{0.925}}\right)$ |
| Shrer1 | 0.042***( 2.905 ) | ${0.078}^{***}\left({5.374}\right)$ | ${0.040}{}^{**}\left({2.174}\right)$ | 0.085***(4.702) |
| Mshare | $-{0.020}\left({-{1.601}}\right)$ | $-{0.088}^{***}\left({-{7.460}}\right)$ | $-{0.003}\left({-{0.190}}\right)$ | $-{0.090}^{***}\left({-{6.997}}\right)$ |
| Inage | 1.794***( 2.646 ) | 2.193***( 3.406 ) | 1.686**( 1.991 ) | 2.638 ${}^{***}\left({3.440}\right)$ |
| State | 0.846(1.335) | $-{1.100}{}^{*}\left({-{1.751}}\right)$ | 3.899***(4.168) | $-{2.345}^{**}\left({-{2.486}}\right)$ |
| _cons | 103.306***( 20.467 ) | 101.174**(19.778 ) | 100.393**(9.927 ) | 98.853***(10.724) |
| Year/Industry | Yes | Yes | Yes | Yes |
| $N$ | 9310 | 9095 | 5091 | 5465 |
| ${r}^{2}$ | 0.133 | 0.110 | 0.122 | 0.104 |
| Chow Test | 2.42 *** | 2.95 *** |
| $P$ | 0.0000 | 0.0000 |
), ArticleFig(id=1156606412898820120, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表12, caption=
资源约束、高管过度自信与供应商集中度, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | ${Sc}$ | Top4Sc |
| (1) | (2) | (3) | (4) |
| 高资源约束 | 低资源约束 | 高资源约束 | 低资源约束 |
| Oc_Firm | ${0.909}{}^{**}\left({1.980}\right)$ | 2.200***( 4.532 ) | 1.086*(1.913) | 1.749 ${}^{***}\left({2.907}\right)$ |
| Size | $-{3.678}{}^{***}\left({-{17.015}}\right)$ | $-{3.630}{}^{***}\left({-{16.084}}\right)$ | $-{3.263}{}^{***}\left({-{11.529}}\right)$ | $-{3.371}^{***}\left({-{11.953}}\right)$ |
| Growth | ${0.737}^{***}\left({3.198}\right)$ | ${0.478}^{**}\left({2.064}\right)$ | ${0.789}^{***}\left({2.841}\right)$ | ${0.735}^{***}\left({2.648}\right)$ |
| Loar | $-{5.186}{}^{***}\left({-{3.394}}\right)$ | -9.221***(-5.726) | $-{4.578}{}^{**}\left({-{2.495}}\right)$ | $-{5.701}{}^{***}\left({-{2.895}}\right)$ |
| Cfps | $-{9.636}{}^{***}\left({-{2.826}}\right)$ | $-{4.905}\left({-{1.392}}\right)$ | $-{7.657}^{*}\left({-{1.814}}\right)$ | $-{3.490}\left({-{0.788}}\right)$ |
| ITO | 0.018***(3.214) | 0.033***(4.352) | ${0.012}^{*}\left({1.673}\right)$ | ${0.021}^{***}\left({2.713}\right)$ |
| ${DFL}$ | 1.442 ${}^{***}\left({6.435}\right)$ | ${1.207}^{***}\left({5.456}\right)$ | 1.728***( 6.098 ) | 1.714***( 5.923 ) |
| Tobin $Q$ | 0.332 (1.448) | ${0.080}\left({0.351}\right)$ | 0.313 (1.146) | $-{0.237}\left({-{0.925}}\right)$ |
| Shrer1 | 0.042***( 2.905 ) | ${0.078}^{***}\left({5.374}\right)$ | ${0.040}{}^{**}\left({2.174}\right)$ | 0.085***(4.702) |
| Mshare | $-{0.020}\left({-{1.601}}\right)$ | $-{0.088}^{***}\left({-{7.460}}\right)$ | $-{0.003}\left({-{0.190}}\right)$ | $-{0.090}^{***}\left({-{6.997}}\right)$ |
| Inage | 1.794***( 2.646 ) | 2.193***( 3.406 ) | 1.686**( 1.991 ) | 2.638 ${}^{***}\left({3.440}\right)$ |
| State | 0.846(1.335) | $-{1.100}{}^{*}\left({-{1.751}}\right)$ | 3.899***(4.168) | $-{2.345}^{**}\left({-{2.486}}\right)$ |
| _cons | 103.306***( 20.467 ) | 101.174**(19.778 ) | 100.393**(9.927 ) | 98.853***(10.724) |
| Year/Industry | Yes | Yes | Yes | Yes |
| $N$ | 9310 | 9095 | 5091 | 5465 |
| ${r}^{2}$ | 0.133 | 0.110 | 0.122 | 0.104 |
| Chow Test | 2.42 *** | 2.95 *** |
| $P$ | 0.0000 | 0.0000 |
), ArticleFig(id=1156606412982706202, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | ${Sc}$ | Top4Sc |
| (1) | (2) | (3) | (4) |
| 低融资约束 | 高融资约束 | 低融资约束 | 高融资约束 |
| Oc_Firm | 1.236***(3.122) | 1.932 ${}^{***}\left({4.304}\right)$ | 1.356***( 2.702 ) | ${1.531}^{***}\left({2.887}\right)$ |
| Size | $-{3.379}{}^{***}\left({-{16.354}}\right)$ | $-{3.782}{}^{***}\left({-{11.866}}\right)$ | $-{3.081}^{***}\left({-{11.479}}\right)$ | $-{3.151}{}^{***}\left({-{8.148}}\right)$ |
| Growth | ${0.450}^{**}\left({1.995}\right)$ | ${0.670}^{***}\left({3.288}\right)$ | 0.725***( 2.644) | ${0.763}^{***}\left({3.223}\right)$ |
| Loar | $-{5.267}^{***}\left({-{3.608}}\right)$ | $-{10.792}{}^{***}\left({-{7.611}}\right)$ | $-{1.414}\left({-{0.766}}\right)$ | $-{10.917}^{***}\left({-{6.537}}\right)$ |
| Cfps | 2.193 (0.661) | $-{13.221}{}^{***}\left({-{4.466}}\right)$ | 4.826(1.151) | $-{8.002}{}^{**}\left({-{2.222}}\right)$ |
| ITO | ${0.019}^{***}\left({3.279}\right)$ | ${0.027}^{***}\left({4.962}\right)$ | 0.019***(2.880) | ${0.021}^{***}\left({2.877}\right)$ |
| ${DFL}$ | 1.266***( 3.279 ) | 1.673***( 6.565) | 1.582***(6.685) | 2.298 ${}^{***}\left({7.148}\right)$ |
| Tobin $Q$ | 0.090 (0.449) | 0.745 ${}^{***}\left({4.100}\right)$ | $-{0.110}\left({-{0.439}}\right)$ | ${0.603}^{***}\left({2.976}\right)$ |
| Shrcr1 | ${0.051}^{***}\left({4.159}\right)$ | ${0.052}^{***}\left({3.896}\right)$ | 0.042***( 2.695 ) | ${0.056}^{***}\left({3.486}\right)$ |
| Mshare | $-{0.039}^{***}\left({-{2.977}}\right)$ | $-{0.058}^{***}\left({-{6.295}}\right)$ | $-{0.048}^{***}\left({-{3.319}}\right)$ | $-{0.053}^{***}\left({-{5.072}}\right)$ |
| Inage | 1.803 ${}^{***}\left({2.731}\right)$ | 0.379 (0.673) | 1.557*( 1.924 ) | 0.734 (1.095) |
| State | 0.283 (0.531) | $-{0.741}\left({-{1.147}}\right)$ | $-{0.255}\left({-{0.334}}\right)$ | 1.221 (1.287) |
| _cons | 100.830***(19.968) | 106.656***( 15.451 ) | 102.665***(12.394) | 94.341 ${}^{***}\left({8.324}\right)$ |
| Year/Industry | Yes | Yes | Yes | Yes |
| $N$ | 11017 | 11917 | 6172 | 7561 |
| ${r}^{2}$ | 0.101 | 0.099 | 0.099 | 0.084 |
| Chow Test | 3.2*** | 3.76 *** |
| $P$ | 0.0000 | 0.0000 |
), ArticleFig(id=1156606413074980891, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表13, caption=
融资约束、高管过度自信与供应商集中度, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | ${Sc}$ | Top4Sc |
| (1) | (2) | (3) | (4) |
| 低融资约束 | 高融资约束 | 低融资约束 | 高融资约束 |
| Oc_Firm | 1.236***(3.122) | 1.932 ${}^{***}\left({4.304}\right)$ | 1.356***( 2.702 ) | ${1.531}^{***}\left({2.887}\right)$ |
| Size | $-{3.379}{}^{***}\left({-{16.354}}\right)$ | $-{3.782}{}^{***}\left({-{11.866}}\right)$ | $-{3.081}^{***}\left({-{11.479}}\right)$ | $-{3.151}{}^{***}\left({-{8.148}}\right)$ |
| Growth | ${0.450}^{**}\left({1.995}\right)$ | ${0.670}^{***}\left({3.288}\right)$ | 0.725***( 2.644) | ${0.763}^{***}\left({3.223}\right)$ |
| Loar | $-{5.267}^{***}\left({-{3.608}}\right)$ | $-{10.792}{}^{***}\left({-{7.611}}\right)$ | $-{1.414}\left({-{0.766}}\right)$ | $-{10.917}^{***}\left({-{6.537}}\right)$ |
| Cfps | 2.193 (0.661) | $-{13.221}{}^{***}\left({-{4.466}}\right)$ | 4.826(1.151) | $-{8.002}{}^{**}\left({-{2.222}}\right)$ |
| ITO | ${0.019}^{***}\left({3.279}\right)$ | ${0.027}^{***}\left({4.962}\right)$ | 0.019***(2.880) | ${0.021}^{***}\left({2.877}\right)$ |
| ${DFL}$ | 1.266***( 3.279 ) | 1.673***( 6.565) | 1.582***(6.685) | 2.298 ${}^{***}\left({7.148}\right)$ |
| Tobin $Q$ | 0.090 (0.449) | 0.745 ${}^{***}\left({4.100}\right)$ | $-{0.110}\left({-{0.439}}\right)$ | ${0.603}^{***}\left({2.976}\right)$ |
| Shrcr1 | ${0.051}^{***}\left({4.159}\right)$ | ${0.052}^{***}\left({3.896}\right)$ | 0.042***( 2.695 ) | ${0.056}^{***}\left({3.486}\right)$ |
| Mshare | $-{0.039}^{***}\left({-{2.977}}\right)$ | $-{0.058}^{***}\left({-{6.295}}\right)$ | $-{0.048}^{***}\left({-{3.319}}\right)$ | $-{0.053}^{***}\left({-{5.072}}\right)$ |
| Inage | 1.803 ${}^{***}\left({2.731}\right)$ | 0.379 (0.673) | 1.557*( 1.924 ) | 0.734 (1.095) |
| State | 0.283 (0.531) | $-{0.741}\left({-{1.147}}\right)$ | $-{0.255}\left({-{0.334}}\right)$ | 1.221 (1.287) |
| _cons | 100.830***(19.968) | 106.656***( 15.451 ) | 102.665***(12.394) | 94.341 ${}^{***}\left({8.324}\right)$ |
| Year/Industry | Yes | Yes | Yes | Yes |
| $N$ | 11017 | 11917 | 6172 | 7561 |
| ${r}^{2}$ | 0.101 | 0.099 | 0.099 | 0.084 |
| Chow Test | 3.2*** | 3.76 *** |
| $P$ | 0.0000 | 0.0000 |
), ArticleFig(id=1156606413167255582, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | ${Sc}$ | Top4Sc |
| (1) | (2) | (3) | (4) |
| 低经济政策 不确定性 | 高经济政策 不确定性 | 低经济政策 不确定性 | 高经济政策 不确定性 |
| Oc_Firm | 1.${208}^{***}\left({2.750}\right)$ | 2.${090}^{***}\left({5.374}\right)$ | 1.077 *(1.906) | 1.946***( 4.227 ) |
| Size | $-{3.736}^{***}\left({-{16.974}}\right)$ | $-{3.225}{}^{***}\left({-{18.766}}\right)$ | $-{3.453}{}^{***}\left({-{11.331}}\right)$ | $-{3.185}^{***}\left({-{15.113}}\right)$ |
| Growth | 0.664***( 3.778 ) | 0.574***( 3.102 ) | 0.932***(4.367) | ${0.615}^{***}\left({2.796}\right)$ |
| Loar | $-{7.951}{}^{***}\left({-{6.271}}\right)$ | $-{9.502}{}^{***}\left({-{7.405}}\right)$ | $-{6.783}{}^{***}\left({-{4.073}}\right)$ | $-{7.731}^{***}\left({-{5.134}}\right)$ |
| Cfps | $-{7.198}{}^{***}\left({-{2.620}}\right)$ | $-{7.553}{}^{***}\left({-{2.609}}\right)$ | $-{5.483}\left({-{1.506}}\right)$ | $-{3.642}\left({-{1.075}}\right)$ |
| ITO | ${0.033}^{***}\left({6.451}\right)$ | ${0.018}^{***}\left({4.568}\right)$ | 0.019***(3.250) | 0.023***(4.547) |
| ${DFL}$ | 1.384 ${}^{***}\left({7.338}\right)$ | 1.362***( 6.244) | 2.025 ${}^{***}\left({7.924}\right)$ | 1.708***( 6.554 ) |
| Tobin $Q$ | 0.111 (0.582) | ${0.692}^{***}\left({4.386}\right)$ | $-{0.095}\left({-{0.437}}\right)$ | ${0.513}^{***}\left({2.754}\right)$ |
| Shrcr1 | ${0.067}^{***}\left({5.171}\right)$ | ${0.038}^{***}\left({3.096}\right)$ | ${0.067}^{***}\left({3.977}\right)$ | ${0.051}^{***}\left({3.384}\right)$ |
| Mshare | $-{0.049}^{***}\left({-{4.052}}\right)$ | $-{0.058}^{***}\left({-{5.572}}\right)$ | $-{0.028}^{**}\left({-{2.142}}\right)$ | $-{0.075}^{***}\left({-{6.256}}\right)$ |
| Inage | 2.373 ${}^{***}\left({4.249}\right)$ | $-{0.943}\left({-{1.457}}\right)$ | 2.372***(3.366) | $-{0.385}\left({-{0.511}}\right)$ |
| State | $-{0.251}\left({-{0.489}}\right)$ | 0.466(0.753) | 0.976(1.213) | 0.261 (0.335) |
| _ ${cons}$ | 100.450***(20.336) | 107.172***( 24.368 ) | 99.449***( 12.573 ) | 99.087***( 18.558 ) |
| Year/Industry | Yes | Yes | Yes | Yes |
| $N$ | 11580 | 11354 | 6090 | 7643 |
| ${r}^{2}$ | 0.109 | 0.120 | 0.098 | 0.102 |
| Chow Test | 3.77*** | 2.28 *** |
| $P$ | 0.0000 | 0.0001 |
), ArticleFig(id=1156606413259530271, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表14, caption=
经济政策不确定性、高管过度自信与供应商集中度, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | ${Sc}$ | Top4Sc |
| (1) | (2) | (3) | (4) |
| 低经济政策 不确定性 | 高经济政策 不确定性 | 低经济政策 不确定性 | 高经济政策 不确定性 |
| Oc_Firm | 1.${208}^{***}\left({2.750}\right)$ | 2.${090}^{***}\left({5.374}\right)$ | 1.077 *(1.906) | 1.946***( 4.227 ) |
| Size | $-{3.736}^{***}\left({-{16.974}}\right)$ | $-{3.225}{}^{***}\left({-{18.766}}\right)$ | $-{3.453}{}^{***}\left({-{11.331}}\right)$ | $-{3.185}^{***}\left({-{15.113}}\right)$ |
| Growth | 0.664***( 3.778 ) | 0.574***( 3.102 ) | 0.932***(4.367) | ${0.615}^{***}\left({2.796}\right)$ |
| Loar | $-{7.951}{}^{***}\left({-{6.271}}\right)$ | $-{9.502}{}^{***}\left({-{7.405}}\right)$ | $-{6.783}{}^{***}\left({-{4.073}}\right)$ | $-{7.731}^{***}\left({-{5.134}}\right)$ |
| Cfps | $-{7.198}{}^{***}\left({-{2.620}}\right)$ | $-{7.553}{}^{***}\left({-{2.609}}\right)$ | $-{5.483}\left({-{1.506}}\right)$ | $-{3.642}\left({-{1.075}}\right)$ |
| ITO | ${0.033}^{***}\left({6.451}\right)$ | ${0.018}^{***}\left({4.568}\right)$ | 0.019***(3.250) | 0.023***(4.547) |
| ${DFL}$ | 1.384 ${}^{***}\left({7.338}\right)$ | 1.362***( 6.244) | 2.025 ${}^{***}\left({7.924}\right)$ | 1.708***( 6.554 ) |
| Tobin $Q$ | 0.111 (0.582) | ${0.692}^{***}\left({4.386}\right)$ | $-{0.095}\left({-{0.437}}\right)$ | ${0.513}^{***}\left({2.754}\right)$ |
| Shrcr1 | ${0.067}^{***}\left({5.171}\right)$ | ${0.038}^{***}\left({3.096}\right)$ | ${0.067}^{***}\left({3.977}\right)$ | ${0.051}^{***}\left({3.384}\right)$ |
| Mshare | $-{0.049}^{***}\left({-{4.052}}\right)$ | $-{0.058}^{***}\left({-{5.572}}\right)$ | $-{0.028}^{**}\left({-{2.142}}\right)$ | $-{0.075}^{***}\left({-{6.256}}\right)$ |
| Inage | 2.373 ${}^{***}\left({4.249}\right)$ | $-{0.943}\left({-{1.457}}\right)$ | 2.372***(3.366) | $-{0.385}\left({-{0.511}}\right)$ |
| State | $-{0.251}\left({-{0.489}}\right)$ | 0.466(0.753) | 0.976(1.213) | 0.261 (0.335) |
| _ ${cons}$ | 100.450***(20.336) | 107.172***( 24.368 ) | 99.449***( 12.573 ) | 99.087***( 18.558 ) |
| Year/Industry | Yes | Yes | Yes | Yes |
| $N$ | 11580 | 11354 | 6090 | 7643 |
| ${r}^{2}$ | 0.109 | 0.120 | 0.098 | 0.102 |
| Chow Test | 3.77*** | 2.28 *** |
| $P$ | 0.0000 | 0.0001 |
), ArticleFig(id=1156606413343416353, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | ${Sc}$ | Top4Sc |
| (1) | (2) | (3) | (4) |
| 高行业竞争 | 低行业竞争 | 高行业竞争 | 低行业竞争 |
| Oc_Firm | 2.164***( 5.387 ) | ${0.950}^{**}\left({2.247}\right)$ | 1.826***(3.790) | 1.246**(2.366) |
| Size | $-{4.246}{}^{***}\left({-{22.624}}\right)$ | $-{2.545}^{***}\left({-{13.024}}\right)$ | $-{3.787}^{***}\left({-{16.259}}\right)$ | $-{2.441}{}^{***}\left({-{9.537}}\right)$ |
| Growth | ${0.938}^{***}\left({5.605}\right)$ | ${0.162}\left({0.845}\right)$ | 1.209***( 5.929 ) | 0.205(0.904) |
| Loar | $-{8.135}^{***}\left({-{6.731}}\right)$ | $-{9.627}{}^{***}\left({-{7.260}}\right)$ | $-{7.406}{}^{***}\left({-{4.980}}\right)$ | $-{8.380}{}^{***}\left({-{5.046}}\right)$ |
| Cfps | $-{4.114}\left({-{1.509}}\right)$ | $-{12.511}{}^{***}\left({-{4.350}}\right)$ | $-{0.404}\left({-{0.121}}\right)$ | $-{8.127}{}^{**}\left({-{2.231}}\right)$ |
| ITO | ${0.033}^{***}\left({6.855}\right)$ | 0.016***(4.027) | ${0.020}^{***}\left({3.456}\right)$ | 0.019***(3.788) |
| ${DFL}$ | 1.420***(7.266) | 1.344***(6.616) | 1.909***(7.669) | 1.743***( 6.643 ) |
| Tobin $Q$ | ${0.467}^{***}\left({2.956}\right)$ | ${0.719}^{***}\left({3.838}\right)$ | ${0.365}^{**}\left({2.029}\right)$ | ${0.432}^{**}\left({1.972}\right)$ |
| Shrcr1 | 0.022 *(1.802) | ${0.078}^{***}\left({5.965}\right)$ | ${0.026}^{*}\left({1.751}\right)$ | ${0.081}^{***}\left({4.866}\right)$ |
| Mshare | $-{0.076}{}^{***}\left({-{7.244}}\right)$ | $-{0.021}^{*}\left({-{1.751}}\right)$ | $-{0.067}^{***}\left({-{5.880}}\right)$ | $-{0.028}^{**}\left({-{2.058}}\right)$ |
| Inage | 0.312 ( 0.561 ) | 2.120***(3.390) | 1.473**(2.198) | ${0.600}\left({0.765}\right)$ |
| State | $-{1.429}^{***}\left({-{2.624}}\right)$ | 1.152**( 2.067 ) | $-{0.937}\left({-{1.193}}\right)$ | 1.853**(2.347) |
| _ ${cons}$ | 124.295***(29.624) | 79.242***( 17.737 ) | 121.908***(15.934) | 77.698***(9.546) |
| Year/Industry | Yes | Yes | Yes | Yes |
| $N$ | 11705 | 11229 | 7187 | 6546 |
| ${r}^{2}$ | 0.118 | 0.132 | 0.104 | 0.112 |
| Chow Test | 8.40*** | 4.40 *** |
| $P$ | 0.0000 | 0.0000 |
), ArticleFig(id=1156606413477634083, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1156538327777006519, language=CN, label=表15, caption=
行业竞争程度、高管过度自信与供应商集中度, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | ${Sc}$ | Top4Sc |
| (1) | (2) | (3) | (4) |
| 高行业竞争 | 低行业竞争 | 高行业竞争 | 低行业竞争 |
| Oc_Firm | 2.164***( 5.387 ) | ${0.950}^{**}\left({2.247}\right)$ | 1.826***(3.790) | 1.246**(2.366) |
| Size | $-{4.246}{}^{***}\left({-{22.624}}\right)$ | $-{2.545}^{***}\left({-{13.024}}\right)$ | $-{3.787}^{***}\left({-{16.259}}\right)$ | $-{2.441}{}^{***}\left({-{9.537}}\right)$ |
| Growth | ${0.938}^{***}\left({5.605}\right)$ | ${0.162}\left({0.845}\right)$ | 1.209***( 5.929 ) | 0.205(0.904) |
| Loar | $-{8.135}^{***}\left({-{6.731}}\right)$ | $-{9.627}{}^{***}\left({-{7.260}}\right)$ | $-{7.406}{}^{***}\left({-{4.980}}\right)$ | $-{8.380}{}^{***}\left({-{5.046}}\right)$ |
| Cfps | $-{4.114}\left({-{1.509}}\right)$ | $-{12.511}{}^{***}\left({-{4.350}}\right)$ | $-{0.404}\left({-{0.121}}\right)$ | $-{8.127}{}^{**}\left({-{2.231}}\right)$ |
| ITO | ${0.033}^{***}\left({6.855}\right)$ | 0.016***(4.027) | ${0.020}^{***}\left({3.456}\right)$ | 0.019***(3.788) |
| ${DFL}$ | 1.420***(7.266) | 1.344***(6.616) | 1.909***(7.669) | 1.743***( 6.643 ) |
| Tobin $Q$ | ${0.467}^{***}\left({2.956}\right)$ | ${0.719}^{***}\left({3.838}\right)$ | ${0.365}^{**}\left({2.029}\right)$ | ${0.432}^{**}\left({1.972}\right)$ |
| Shrcr1 | 0.022 *(1.802) | ${0.078}^{***}\left({5.965}\right)$ | ${0.026}^{*}\left({1.751}\right)$ | ${0.081}^{***}\left({4.866}\right)$ |
| Mshare | $-{0.076}{}^{***}\left({-{7.244}}\right)$ | $-{0.021}^{*}\left({-{1.751}}\right)$ | $-{0.067}^{***}\left({-{5.880}}\right)$ | $-{0.028}^{**}\left({-{2.058}}\right)$ |
| Inage | 0.312 ( 0.561 ) | 2.120***(3.390) | 1.473**(2.198) | ${0.600}\left({0.765}\right)$ |
| State | $-{1.429}^{***}\left({-{2.624}}\right)$ | 1.152**( 2.067 ) | $-{0.937}\left({-{1.193}}\right)$ | 1.853**(2.347) |
| _ ${cons}$ | 124.295***(29.624) | 79.242***( 17.737 ) | 121.908***(15.934) | 77.698***(9.546) |
| Year/Industry | Yes | Yes | Yes | Yes |
| $N$ | 11705 | 11229 | 7187 | 6546 |
| ${r}^{2}$ | 0.118 | 0.132 | 0.104 | 0.112 |
| Chow Test | 8.40*** | 4.40 *** |
| $P$ | 0.0000 | 0.0000 |
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