Article(id=1309226379481280736, tenantId=1146029695717560320, journalId=1308397381743640680, issueId=1309226306445865584, articleNumber=null, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1745942400000, receivedDateStr=2025-04-30, revisedDate=1767801600000, revisedDateStr=2026-01-08, acceptedDate=null, acceptedDateStr=null, onlineDate=1790073493117, onlineDateStr=2026-09-22, pubDate=1781452800000, pubDateStr=2026-06-15, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1790073493117, onlineIssueDateStr=2026-09-22, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1790073493117, creator=13701087609, updateTime=1790073493117, updator=13701087609, issue=Issue{id=1309226306445865584, tenantId=1146029695717560320, journalId=1308397381743640680, year='2026', volume='44', issue='6', pageStart='1121', pageEnd='1344', issueExtLink='null', onlineDate='null', pubDate='1781452800000', pubDateStr='2026-06-15', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1790073475705, creator='13701087609', updateTime=1790073520980, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1309226496414286647, tenantId=1146029695717560320, journalId=1308397381743640680, issueId=1309226306445865584, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1309226496414286648, tenantId=1146029695717560320, journalId=1308397381743640680, issueId=1309226306445865584, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=1129, endPage=1143, ext={EN=ArticleExt(id=1309226379678413025, articleId=1309226379481280736, tenantId=1146029695717560320, journalId=1308397381743640680, language=EN, title=External tariff shocks, manufacturing firm governance, and innovation resilience, columnId=1309226307205034609, journalTitle=Studies in Science of Science, columnName=Hot Issues, runingTitle=null, highlight=null, articleAbstract=
In an increasingly fractious geopolitical landscape, the utilization of tariffs has emerged as a pivotal instrument within the arsenal of international economic conflicts. This strategy, characterized by the uncertainty it injects into the policy framework, exerts a substantial impact on the resilience of corporate innovation. The present research delves into this complex interplay by employing a comprehensive dataset comprising A-share listed manufacturing firms in China. Employing a meticulous approach, the study employs textual analysis to construct key explanatory variables and harnesses the robustness of the difference-in-differences methodology to discern the causal efficacy of tariff shocks on the innovation resilience of firms under scrutiny. The empirical findings elucidate a compelling relationship: tariff shocks, often characterized by the imposition or withdrawal of protective tariffs, have been demonstrated to significantly enhance the innovative capacity of Chinese manufacturing firms. This outcome is in line with the widely accepted "adversity breeds innovation" hypothesis, which posits that exposure to adverse economic conditions can serve as a catalyst for increased innovation. Furthermore, the analysis delves deeper into the underlying mechanisms responsible for this phenomenon, revealing a dual-channel transmission effect. The first channel is rooted in macroeconomic policy uncertainty, which can spur firms to adapt and innovate as they navigate through a volatile regulatory environment. The second channel is grounded in internal corporate governance practices, indicating that effective governance structures can bolster resilience by facilitating informed decision-making and fostering a culture of innovation. An intriguing aspect of this analysis pertains to the role of directorate networks and managerial hubs within the firm. The study discerns that these elements serve as reinforcing agents, amplifying the resilience against the disruptions caused by tariff shocks. Conversely, it identifies that executive team faultlines can detract from this resilience, suggesting that the cohesive nature of leadership within the firm is a critical determinant of its ability to innovate in the face of such shocks. In conclusion, this investigation offers novel empirical insights into the intricate relationship between tariff shocks and innovation resilience within the context of Chinese manufacturing firms. These findings not only provide theoretical underpinnings for understanding the mechanisms through which economic stressors impact innovation but also offer practical guidance for policymakers navigating the treacherous waters of trade disputes. By elucidating the factors that can enhance or diminish resilience, the study contributes to the formulation of policy frameworks that are conducive to the cultivation of an innovative ecosystem within the broader context of international economic relations.
, authors=Wei-xin YANG
1, Yun-peng YANG
2, authorsList=Wei-xin YANG, Yun-peng YANG, authorCompany=null, correspAuthors=Yun-peng YANG, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1309226382161440998, articleId=1309226379481280736, tenantId=1146029695717560320, journalId=1308397381743640680, language=CN, title=外部关税冲击、制造企业治理与创新韧性, columnId=1309226307364418163, journalTitle=科学学研究, columnName=热点议题, runingTitle=null, highlight=null, articleAbstract=
在大国博弈日益激烈的背景下,关税政策作为国际经济争端中的关键调控工具,其引发的政策不确定性对企业创新韧性产生深远影响。基于中国制造业A股上市公司数据,运用文本分析法构建核心解释变量,采用双重差分模型识别关税冲击对企业创新韧性的因果效应。实证结果表明:关税冲击显著增强中国制造业上市企业的创新韧性,印证“逆境激发创新”的理论观点。机制分析显示,这种影响通过宏观政策不确定性与微观公司治理的双重路径实现。研究进一步发现,连锁董事网络与管理层过度自信会强化创新韧性,而高管团队断裂带则会削弱该效应。本研究为理解关税冲击与创新韧性的内在关联提供新经验证据,对政策制定者应对贸易摩擦、营造创新友好型环境提供理论支持。
, authors=杨维新
1, 杨云鹏
2, authorsList=杨维新, 杨云鹏, authorCompany=null, correspAuthors=杨云鹏, authorNote=
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1 上海理工大学管理学院, 上海 200093, bio={"content":"
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58(5): 153-171., articleTitle=Industrial scale preference and enterprise total factor productivity: Evidence from provincial government five-year plan texts, refAbstract=null)], funds=[Fund(id=1309226387421098269, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, awardId=23WJLB010, language=CN, fundingSource=国家社会科学基金资助项目(23WJLB010), fundOrder=null, country=null), Fund(id=1309226387496595742, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, awardId=72472101, language=CN, fundingSource=国家自然科学基金资助项目(72472101), fundOrder=null, country=null), Fund(id=1309226387555315999, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, awardId=25692110700, language=CN, fundingSource=上海市软科学研究重点项目(25692110700), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1309226382383739111, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, xref=1, ext=[AuthorCompanyExt(id=1309226382392127720, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, companyId=1309226382383739111, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 Business School, University of Shanghai for Science and Technology, Shanghai 200093, China), AuthorCompanyExt(id=1309226382400516329, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, companyId=1309226382383739111, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 上海理工大学管理学院, 上海 200093)]), AuthorCompany(id=1309226382471819498, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, xref=2, ext=[AuthorCompanyExt(id=1309226382480208107, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, companyId=1309226382471819498, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 Antai College of Economics and Management, Shanghai Jiao Tong University, Shanghai 200030, China), AuthorCompanyExt(id=1309226382484402412, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, companyId=1309226382471819498, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 上海交通大学安泰经济与管理学院, 上海 200030)])], figs=[ArticleFig(id=1309226383646224639, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Figure 1, caption=
Parallel trend test results, figureFileSmall=IoVHoz1aCMhNEXfglEY53Q==, figureFileBig=JjdPE0KoHLmCEUn3sgNQXA==, tableContent=null), ArticleFig(id=1309226383713333504, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=图1, caption=
平行趋势检验结果, figureFileSmall=IoVHoz1aCMhNEXfglEY53Q==, figureFileBig=JjdPE0KoHLmCEUn3sgNQXA==, tableContent=null), ArticleFig(id=1309226383923048705, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Figure 2, caption=
Placebo test - P-value scatter plot, figureFileSmall=g7SdTZdswVl4LGdtrDL0DQ==, figureFileBig=+lhRuCGnTPVNHPuFLs5r+Q==, tableContent=null), ArticleFig(id=1309226383990157570, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=图2, caption=
安慰剂检验-P值散点图, figureFileSmall=g7SdTZdswVl4LGdtrDL0DQ==, figureFileBig=+lhRuCGnTPVNHPuFLs5r+Q==, tableContent=null), ArticleFig(id=1309226384069849347, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 1, caption=
Summary of variable definitions and data sources
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量类型 | 变量名称 | 变量代码 | 变量定义 | 数据来源 |
| 被解释变量1 | 研发支出水平 | RD | ln(1+RD) | Wind数据库 |
| 被解释变量2 | 研发支出的投入强度 | Inv | 研发支出合计/营业收入 | Wind数据库 |
| 核心解释变量1 | 中国制造业上市公司是否 受到了关税冲击的影响 | Treat | 若Treat=1,则该上市公司受关税冲击的影响; 若Treat=0,则表明不受影响 | 巨潮资讯网、中国证券报官网 |
| 核心解释变量2 | 中国制造业上市公司受到 关税冲击影响的强度 | Strength1 | ln(1+Strength) | 巨潮资讯网、中国证券报官网等 |
| 控制变量 | 公司规模 | Size | 对年度总资产进行自然对数处理 | Wind数据库 |
| 控制变量 | 资产负债率 | Lev | 年末总负债/年末总资产 | Wind数据库 |
| 控制变量 | 总资产净利润率 | Roa | 净利润/总资产平均余额 | Wind数据库 |
| 控制变量 | 独立董事比例 | Indep | 独立董事/董事人数 | Wind数据库 |
| 控制变量 | 托宾Q值 | TobinQ | (流通股市值+非流通股股份数× 每股净资产+负债账面值)/总资产 | Wind数据库 |
| 控制变量 | 公司成立年限 | Firmage | ln(当年年份-公司成立年份+1) | Wind数据库 |
| 控制变量 | 第一大股东持股比例 | Top1 | 第一大股东持股数量/总股数 | Wind数据库 |
), ArticleFig(id=1309226384157929732, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表1, caption=
变量定义及数据来源汇总
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| 变量类型 | 变量名称 | 变量代码 | 变量定义 | 数据来源 |
| 被解释变量1 | 研发支出水平 | RD | ln(1+RD) | Wind数据库 |
| 被解释变量2 | 研发支出的投入强度 | Inv | 研发支出合计/营业收入 | Wind数据库 |
| 核心解释变量1 | 中国制造业上市公司是否 受到了关税冲击的影响 | Treat | 若Treat=1,则该上市公司受关税冲击的影响; 若Treat=0,则表明不受影响 | 巨潮资讯网、中国证券报官网 |
| 核心解释变量2 | 中国制造业上市公司受到 关税冲击影响的强度 | Strength1 | ln(1+Strength) | 巨潮资讯网、中国证券报官网等 |
| 控制变量 | 公司规模 | Size | 对年度总资产进行自然对数处理 | Wind数据库 |
| 控制变量 | 资产负债率 | Lev | 年末总负债/年末总资产 | Wind数据库 |
| 控制变量 | 总资产净利润率 | Roa | 净利润/总资产平均余额 | Wind数据库 |
| 控制变量 | 独立董事比例 | Indep | 独立董事/董事人数 | Wind数据库 |
| 控制变量 | 托宾Q值 | TobinQ | (流通股市值+非流通股股份数× 每股净资产+负债账面值)/总资产 | Wind数据库 |
| 控制变量 | 公司成立年限 | Firmage | ln(当年年份-公司成立年份+1) | Wind数据库 |
| 控制变量 | 第一大股东持股比例 | Top1 | 第一大股东持股数量/总股数 | Wind数据库 |
), ArticleFig(id=1309226384246010117, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 2, caption=
Descriptive statistics of main variables
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| 变量 | 观测值 | 均值 | 标准差 | 最小值 | 最大值 |
| RD | 8829 | 18.224 | 1.394 | 14.378 | 23.491 |
| treat | 8829 | 0.408 | 0.491 | 0 | 1 |
| inv | 8829 | 0.023 | 0.017 | 0 | 0.161 |
| size | 8829 | 22.298 | 1.155 | 20.136 | 27.547 |
| lev | 8829 | 0.398 | 0.182 | 0.06 | 1.352 |
| roa | 8829 | 0.042 | 0.063 | -0.25 | 0.669 |
| indep | 8829 | 0.376 | 0.056 | 0.333 | 0.8 |
| tobinq | 8829 | 2.204 | 1.521 | 0.852 | 27.338 |
| firmage | 8829 | 2.906 | 0.298 | 2.079 | 3.989 |
| top1 | 8829 | 0.324 | 0.138 | 0.081 | 0.85 |
), ArticleFig(id=1309226384329896198, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表2, caption=
主要变量的描述性统计
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 观测值 | 均值 | 标准差 | 最小值 | 最大值 |
| RD | 8829 | 18.224 | 1.394 | 14.378 | 23.491 |
| treat | 8829 | 0.408 | 0.491 | 0 | 1 |
| inv | 8829 | 0.023 | 0.017 | 0 | 0.161 |
| size | 8829 | 22.298 | 1.155 | 20.136 | 27.547 |
| lev | 8829 | 0.398 | 0.182 | 0.06 | 1.352 |
| roa | 8829 | 0.042 | 0.063 | -0.25 | 0.669 |
| indep | 8829 | 0.376 | 0.056 | 0.333 | 0.8 |
| tobinq | 8829 | 2.204 | 1.521 | 0.852 | 27.338 |
| firmage | 8829 | 2.906 | 0.298 | 2.079 | 3.989 |
| top1 | 8829 | 0.324 | 0.138 | 0.081 | 0.85 |
), ArticleFig(id=1309226384434753799, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 3, caption=
Baseline regression results of the difference-in-differences model
, figureFileSmall=null, figureFileBig=null, tableContent=
| 因变量 | (1) RD | (2) RD | (3) RD | (4) RD | (5) RD | (6) RD | (7) RD |
| treat×post | 0.474*** | 0.061*** | 0.198*** | 0.623*** | 0.052*** | 0.026** | 0.091*** |
| (13.607) | (4.171) | (5.071) | (36.043) | (3.227) | (2.289) | (5.255) |
| inv | | 45.330*** | | | 45.306*** | 38.609*** | |
| (121.888) | | | (120.960) | (87.440) | |
| size | | 0.938*** | | | 0.932*** | 0.967*** | 0.811*** |
| (139.054) | | | (136.138) | (82.043) | (47.673) |
| lev | | -0.158*** | | | -0.146*** | -0.253*** | -0.204*** |
| (-3.715) | | | (-3.443) | (-5.999) | (-3.371) |
| roa | | 0.293*** | | | 0.347*** | 0.174** | 0.198** |
| (2.690) | | | (3.163) | (2.505) | (2.002) |
| indep | | -0.150 | | | -0.164 | 0.033 | -0.177 |
| (-1.381) | | | (-1.506) | (0.325) | (-1.236) |
| tobinq | | -0.036*** | | | -0.040*** | -0.007** | 0.013*** |
| (-8.001) | | | (-8.485) | (-2.114) | (2.768) |
| firmage | | -0.093*** | | | -0.115*** | 0.135*** | -0.159 |
| (-4.486) | | | (-5.218) | (3.490) | (-1.176) |
| top1 | | 0.018 | | | 0.038 | -0.040 | 0.035 |
| (0.393) | | | (0.838) | (-0.583) | (0.358) |
| $\_cons$ | 18.115*** | -3.295*** | 18.179*** | 18.081*** | -3.098*** | -4.521*** | 0.694 |
| (1081.660) | (-21.484) | (1067.252) | (2680.780) | (-19.349) | (-19.601) | (1.308) |
| FirmFE | 否 | 是 | 否 | 是 | 否 | 是 | 是 |
| YearFE | 否 | 是 | 是 | 否 | 是 | 否 | 是 |
| Controls | 否 | 否 | 否 | 否 | 是 | 是 | 是 |
| N | 8829 | 8607 | 8829 | 8814 | 8607 | 8587 | 8587 |
| R2 | 0.020 | 0.839 | 0.053 | 0.866 | 0.840 | 0.962 | 0.924 |
), ArticleFig(id=1309226385701433608, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表3, caption=
双重差分模型的基准回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 因变量 | (1) RD | (2) RD | (3) RD | (4) RD | (5) RD | (6) RD | (7) RD |
| treat×post | 0.474*** | 0.061*** | 0.198*** | 0.623*** | 0.052*** | 0.026** | 0.091*** |
| (13.607) | (4.171) | (5.071) | (36.043) | (3.227) | (2.289) | (5.255) |
| inv | | 45.330*** | | | 45.306*** | 38.609*** | |
| (121.888) | | | (120.960) | (87.440) | |
| size | | 0.938*** | | | 0.932*** | 0.967*** | 0.811*** |
| (139.054) | | | (136.138) | (82.043) | (47.673) |
| lev | | -0.158*** | | | -0.146*** | -0.253*** | -0.204*** |
| (-3.715) | | | (-3.443) | (-5.999) | (-3.371) |
| roa | | 0.293*** | | | 0.347*** | 0.174** | 0.198** |
| (2.690) | | | (3.163) | (2.505) | (2.002) |
| indep | | -0.150 | | | -0.164 | 0.033 | -0.177 |
| (-1.381) | | | (-1.506) | (0.325) | (-1.236) |
| tobinq | | -0.036*** | | | -0.040*** | -0.007** | 0.013*** |
| (-8.001) | | | (-8.485) | (-2.114) | (2.768) |
| firmage | | -0.093*** | | | -0.115*** | 0.135*** | -0.159 |
| (-4.486) | | | (-5.218) | (3.490) | (-1.176) |
| top1 | | 0.018 | | | 0.038 | -0.040 | 0.035 |
| (0.393) | | | (0.838) | (-0.583) | (0.358) |
| $\_cons$ | 18.115*** | -3.295*** | 18.179*** | 18.081*** | -3.098*** | -4.521*** | 0.694 |
| (1081.660) | (-21.484) | (1067.252) | (2680.780) | (-19.349) | (-19.601) | (1.308) |
| FirmFE | 否 | 是 | 否 | 是 | 否 | 是 | 是 |
| YearFE | 否 | 是 | 是 | 否 | 是 | 否 | 是 |
| Controls | 否 | 否 | 否 | 否 | 是 | 是 | 是 |
| N | 8829 | 8607 | 8829 | 8814 | 8607 | 8587 | 8587 |
| R2 | 0.020 | 0.839 | 0.053 | 0.866 | 0.840 | 0.962 | 0.924 |
), ArticleFig(id=1309226385814679817, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 4, caption=
Instrumental variable regression results
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| 第一阶段 | 第二阶段 |
| 因变量 | treat×post | RD | inv |
| 工具变量 | 0.985*** (0.051) | | |
| treat×post | | 0.218*** (0.083) | 0.004** (0.001) |
| size | 0.050*** (0.011) | 0.837*** (0.019) | -0.004*** (0.000) |
| lev | -0.027 (0.040) | -0.245*** (0.065) | 0.000 (0.001) |
| roa | -0.029 (0.059) | 0.087 (0.095) | -0.001 (0.002) |
| indep | 0.137 (0.093) | -0.038 (0.150) | -0.005* (0.003) |
| tobinq | 0.007** (0.003) | 0.010* (0.005) | 0.001*** (0.000) |
| firmage | 0.098 (0.084) | -0.191 (0.135) | 0.003 (0.002) |
| top1 | -0.068 (0.065) | 0.063 (0.105) | 0.003 (0.002) |
| FirmFE | 是 | 是 | 是 |
| YearFE | 是 | 是 | 是 |
| LMstatistic | | 360.144 | |
| WaldF | | 378.108 | |
| N | 8582 | 8582 | 8582 |
| R2 | 0.440 | 0.484 | 0.080 |
), ArticleFig(id=1309226385894371594, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表4, caption=
工具变量回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 第一阶段 | 第二阶段 |
| 因变量 | treat×post | RD | inv |
| 工具变量 | 0.985*** (0.051) | | |
| treat×post | | 0.218*** (0.083) | 0.004** (0.001) |
| size | 0.050*** (0.011) | 0.837*** (0.019) | -0.004*** (0.000) |
| lev | -0.027 (0.040) | -0.245*** (0.065) | 0.000 (0.001) |
| roa | -0.029 (0.059) | 0.087 (0.095) | -0.001 (0.002) |
| indep | 0.137 (0.093) | -0.038 (0.150) | -0.005* (0.003) |
| tobinq | 0.007** (0.003) | 0.010* (0.005) | 0.001*** (0.000) |
| firmage | 0.098 (0.084) | -0.191 (0.135) | 0.003 (0.002) |
| top1 | -0.068 (0.065) | 0.063 (0.105) | 0.003 (0.002) |
| FirmFE | 是 | 是 | 是 |
| YearFE | 是 | 是 | 是 |
| LMstatistic | | 360.144 | |
| WaldF | | 378.108 | |
| N | 8582 | 8582 | 8582 |
| R2 | 0.440 | 0.484 | 0.080 |
), ArticleFig(id=1309226385982451979, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 5, caption=
Robustness test results
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| (1) | (2) | (3) | (4) | (5) | (6) |
| RD | inv | RD (PSM-DID) | inv (PSM-DID) | 剔除2020 后的RD | 剔除2020 后的inv |
| strength1 | 0.055*** | | | | | |
| (4.731) | | | | | |
| size | 0.812*** | -0.004*** | 0.811*** | -0.004*** | 0.805*** | -0.004*** |
| (47.728) | (-11.901) | (47.655) | (-11.890) | (41.776) | (-11.066) |
| lev | -0.206*** | 0.000 | -0.205*** | 0.001 | -0.126* | 0.001 |
| (-3.396) | (0.429) | (-3.375) | (0.483) | (-1.885) | (0.653) |
| roa | 0.192* | 0.000 | 0.195** | 0.000 | 0.208* | 0.002 |
| (1.935) | (0.047) | (1.970) | (0.022) | (1.875) | (1.127) |
| indep | -0.182 | -0.005* | -0.177 | -0.005* | -0.276* | -0.004 |
| (-1.272) | (-1.788) | (-1.239) | (-1.755) | (-1.749) | (-1.516) |
| tobinq | 0.013*** | 0.001*** | 0.014*** | 0.001*** | 0.018*** | 0.001*** |
| (2.759) | (6.279) | (2.891) | (6.376) | (3.163) | (5.341) |
| firmage | -0.152 | 0.005* | -0.161 | 0.004* | -0.117 | 0.005* |
| (-1.126) | (1.907) | (-1.193) | (1.774) | (-0.739) | (1.804) |
| top1 | 0.032 | 0.002 | 0.037 | 0.002 | 0.004 | 0.002 |
| (0.325) | (1.166) | (0.374) | (1.253) | (0.037) | (0.804) |
| treat×post | | 0.002*** | 0.091*** | 0.002*** | 0.081*** | 0.002*** |
| (5.576) | (5.259) | (5.633) | (4.512) | (4.838) |
| $\_cons$ | 0.662 | 0.092*** | 0.683 | 0.093*** | 0.670 | 0.093*** |
| (1.248) | (9.402) | (1.287) | (9.484) | (1.107) | (8.495) |
| Year | 是 | 是 | 是 | 是 | 是 | 是 |
| Firm | 是 | 是 | 是 | 是 | 是 | 是 |
| Controls | 是 | 是 | 是 | 是 | 是 | 是 |
| N | 8587 | 8587 | 8584 | 8580 | 7357 | 7357 |
| R2 | 0.924 | 0.817 | 0.924 | 0.817 | 0.926 | 0.827 |
), ArticleFig(id=1309226386057949452, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表5, caption=
稳健性检验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| (1) | (2) | (3) | (4) | (5) | (6) |
| RD | inv | RD (PSM-DID) | inv (PSM-DID) | 剔除2020 后的RD | 剔除2020 后的inv |
| strength1 | 0.055*** | | | | | |
| (4.731) | | | | | |
| size | 0.812*** | -0.004*** | 0.811*** | -0.004*** | 0.805*** | -0.004*** |
| (47.728) | (-11.901) | (47.655) | (-11.890) | (41.776) | (-11.066) |
| lev | -0.206*** | 0.000 | -0.205*** | 0.001 | -0.126* | 0.001 |
| (-3.396) | (0.429) | (-3.375) | (0.483) | (-1.885) | (0.653) |
| roa | 0.192* | 0.000 | 0.195** | 0.000 | 0.208* | 0.002 |
| (1.935) | (0.047) | (1.970) | (0.022) | (1.875) | (1.127) |
| indep | -0.182 | -0.005* | -0.177 | -0.005* | -0.276* | -0.004 |
| (-1.272) | (-1.788) | (-1.239) | (-1.755) | (-1.749) | (-1.516) |
| tobinq | 0.013*** | 0.001*** | 0.014*** | 0.001*** | 0.018*** | 0.001*** |
| (2.759) | (6.279) | (2.891) | (6.376) | (3.163) | (5.341) |
| firmage | -0.152 | 0.005* | -0.161 | 0.004* | -0.117 | 0.005* |
| (-1.126) | (1.907) | (-1.193) | (1.774) | (-0.739) | (1.804) |
| top1 | 0.032 | 0.002 | 0.037 | 0.002 | 0.004 | 0.002 |
| (0.325) | (1.166) | (0.374) | (1.253) | (0.037) | (0.804) |
| treat×post | | 0.002*** | 0.091*** | 0.002*** | 0.081*** | 0.002*** |
| (5.576) | (5.259) | (5.633) | (4.512) | (4.838) |
| $\_cons$ | 0.662 | 0.092*** | 0.683 | 0.093*** | 0.670 | 0.093*** |
| (1.248) | (9.402) | (1.287) | (9.484) | (1.107) | (8.495) |
| Year | 是 | 是 | 是 | 是 | 是 | 是 |
| Firm | 是 | 是 | 是 | 是 | 是 | 是 |
| Controls | 是 | 是 | 是 | 是 | 是 | 是 |
| N | 8587 | 8587 | 8584 | 8580 | 7357 | 7357 |
| R2 | 0.924 | 0.817 | 0.924 | 0.817 | 0.926 | 0.827 |
), ArticleFig(id=1309226386158612749, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 6, caption=
Heterogeneity regression results by firm size
, figureFileSmall=null, figureFileBig=null, tableContent=
| (1) | (2) | (3) |
| 小型企业 | 中型企业 | 大型企业 |
| did2018 | 0.058 | 0.087* | 0.066 |
| (1.317) | (1.907) | (1.131) |
| did2019 | 0.099** | 0.114** | 0.068 |
| (1.990) | (2.213) | (1.051) |
| did2020 | 0.169*** | 0.182*** | -0.007 |
| (2.930) | (3.311) | (-0.093) |
| lev | 0.793*** | 0.174 | 0.080 |
| (4.558) | (1.136) | (0.287) |
| roa | 0.551** | 0.755*** | 1.193*** |
| (2.571) | (2.948) | (3.121) |
| indep | -0.533* | -0.169 | -0.062 |
| (-1.764) | (-0.580) | (-0.154) |
| tobinq | -0.007 | 0.007 | -0.021 |
| (-0.540) | (0.434) | (-1.181) |
| firmage | -0.345 | -0.013 | 0.292 |
| (-0.917) | (-0.035) | (0.635) |
| top1 | -0.115 | -0.103 | 0.244 |
| (-0.340) | (-0.323) | (0.535) |
| _cons | 18.239*** | 18.124*** | 18.326*** |
| (16.637) | (16.620) | (13.300) |
| Firm FE | YES | YES | YES |
| Year FE | YES | YES | YES |
| Controls | YES | YES | YES |
| Scale | 小型企业 | 中型企业 | 大型企业 |
| N | 2751 | 2715 | 2878 |
| Adjusted R2 | 0.838 | 0.873 | 0.895 |
), ArticleFig(id=1309226386242498830, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表6, caption=
企业规模异质性回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| (1) | (2) | (3) |
| 小型企业 | 中型企业 | 大型企业 |
| did2018 | 0.058 | 0.087* | 0.066 |
| (1.317) | (1.907) | (1.131) |
| did2019 | 0.099** | 0.114** | 0.068 |
| (1.990) | (2.213) | (1.051) |
| did2020 | 0.169*** | 0.182*** | -0.007 |
| (2.930) | (3.311) | (-0.093) |
| lev | 0.793*** | 0.174 | 0.080 |
| (4.558) | (1.136) | (0.287) |
| roa | 0.551** | 0.755*** | 1.193*** |
| (2.571) | (2.948) | (3.121) |
| indep | -0.533* | -0.169 | -0.062 |
| (-1.764) | (-0.580) | (-0.154) |
| tobinq | -0.007 | 0.007 | -0.021 |
| (-0.540) | (0.434) | (-1.181) |
| firmage | -0.345 | -0.013 | 0.292 |
| (-0.917) | (-0.035) | (0.635) |
| top1 | -0.115 | -0.103 | 0.244 |
| (-0.340) | (-0.323) | (0.535) |
| _cons | 18.239*** | 18.124*** | 18.326*** |
| (16.637) | (16.620) | (13.300) |
| Firm FE | YES | YES | YES |
| Year FE | YES | YES | YES |
| Controls | YES | YES | YES |
| Scale | 小型企业 | 中型企业 | 大型企业 |
| N | 2751 | 2715 | 2878 |
| Adjusted R2 | 0.838 | 0.873 | 0.895 |
), ArticleFig(id=1309226386322190607, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 7, caption=
Heterogeneity regression results by industry
, figureFileSmall=null, figureFileBig=null, tableContent=
| (1) | (2) | (3) | (4) |
| 化工原材料制造业 | 食品消费品制造业 | 其他制造业 | 医药制造业 |
| did2018 | 0.088** | 0.055 | -0.028 | 0.068 |
| (2.163) | (1.637) | (-0.248) | (0.552) |
| did2019 | 0.124** | 0.089** | -0.019 | 0.168 |
| (2.487) | (2.308) | (-0.191) | (1.062) |
| did2020 | 0.134** | 0.080* | 0.000 | 0.313 |
| (2.531) | (1.961) | (0.001) | (1.401) |
| size | 0.875*** | 0.800*** | 0.500*** | 0.612*** |
| (11.792) | (18.552) | (4.823) | (3.201) |
| lev | 0.029 | -0.279** | -0.052 | 0.326 |
| (0.125) | (-2.184) | (-0.186) | (0.529) |
| roa | -0.115 | 0.216 | 0.803 | 0.401 |
| (-0.545) | (1.161) | (1.353) | (0.514) |
| indep | 0.244 | -0.288 | -0.294 | -0.045 |
| (0.719) | (-1.107) | (-0.718) | (-0.043) |
| tobinq | 0.018 | 0.028*** | -0.010 | 0.019* |
| (1.362) | (3.486) | (-0.559) | (1.983) |
| firmage | 0.042 | -0.470* | 0.092 | 1.798 |
| (0.106) | (-1.820) | (0.132) | (1.335) |
| top1 | -0.133 | 0.180 | -0.084 | -0.172 |
| (-0.289) | (0.780) | (-0.143) | (-0.101) |
| _cons | -1.157 | 1.840 | 6.277* | -0.548 |
| (-0.584) | (1.597) | (1.883) | (-0.091) |
| Firm FE | YES | YES | YES | YES |
| Year FE | YES | YES | YES | YES |
| Controls | YES | YES | YES | YES |
| Type of Industry | 化工原材料制造业 | 食品消费品制造业 | 其他制造业 | 医药制造业 |
| N | 2284 | 4997 | 1149 | 142 |
| Adjusted R2 | 0.941 | 0.926 | 0.868 | 0.940 |
), ArticleFig(id=1309226386418659600, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表7, caption=
行业差异异质性回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| (1) | (2) | (3) | (4) |
| 化工原材料制造业 | 食品消费品制造业 | 其他制造业 | 医药制造业 |
| did2018 | 0.088** | 0.055 | -0.028 | 0.068 |
| (2.163) | (1.637) | (-0.248) | (0.552) |
| did2019 | 0.124** | 0.089** | -0.019 | 0.168 |
| (2.487) | (2.308) | (-0.191) | (1.062) |
| did2020 | 0.134** | 0.080* | 0.000 | 0.313 |
| (2.531) | (1.961) | (0.001) | (1.401) |
| size | 0.875*** | 0.800*** | 0.500*** | 0.612*** |
| (11.792) | (18.552) | (4.823) | (3.201) |
| lev | 0.029 | -0.279** | -0.052 | 0.326 |
| (0.125) | (-2.184) | (-0.186) | (0.529) |
| roa | -0.115 | 0.216 | 0.803 | 0.401 |
| (-0.545) | (1.161) | (1.353) | (0.514) |
| indep | 0.244 | -0.288 | -0.294 | -0.045 |
| (0.719) | (-1.107) | (-0.718) | (-0.043) |
| tobinq | 0.018 | 0.028*** | -0.010 | 0.019* |
| (1.362) | (3.486) | (-0.559) | (1.983) |
| firmage | 0.042 | -0.470* | 0.092 | 1.798 |
| (0.106) | (-1.820) | (0.132) | (1.335) |
| top1 | -0.133 | 0.180 | -0.084 | -0.172 |
| (-0.289) | (0.780) | (-0.143) | (-0.101) |
| _cons | -1.157 | 1.840 | 6.277* | -0.548 |
| (-0.584) | (1.597) | (1.883) | (-0.091) |
| Firm FE | YES | YES | YES | YES |
| Year FE | YES | YES | YES | YES |
| Controls | YES | YES | YES | YES |
| Type of Industry | 化工原材料制造业 | 食品消费品制造业 | 其他制造业 | 医药制造业 |
| N | 2284 | 4997 | 1149 | 142 |
| Adjusted R2 | 0.941 | 0.926 | 0.868 | 0.940 |
), ArticleFig(id=1309226386506739985, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 8, caption=
Heterogeneity regression results by ownership type and financing capacity
, figureFileSmall=null, figureFileBig=null, tableContent=
| (1) SOE=0 | (2) SOE=1 | (3) FC_0 | (4) FC_1 |
| did | 0.190*** | 0.288*** | 0.102*** | 0.079*** |
| (3.471) | (11.029) | (4.300) | (2.696) |
| size | 0.907*** | 0.915*** | 0.776*** | 0.795*** |
| (42.516) | (66.655) | (35.015) | (26.922) |
| lev | -0.029 | -0.044 | -0.087 | -0.451*** |
| (-0.205) | (-0.547) | (-1.055) | (-4.420) |
| roa | 1.867*** | 1.277*** | 0.230* | 0.084 |
| (3.899) | (6.848) | (1.717) | (0.555) |
| indep | -0.849** | 0.771*** | -0.144 | 0.180 |
| (-2.289) | (3.821) | (-0.751) | (0.795) |
| tobinq | -0.039** | 0.057*** | 0.013** | 0.013* |
| (-2.137) | (7.349) | (2.002) | (1.785) |
| firmage | -0.331*** | -0.106*** | -0.194 | -1.298** |
| (-3.651) | (-2.901) | (-0.930) | (-2.283) |
| top1 | 0.003 | -0.220*** | 0.082 | 0.041 |
| (0.018) | (-2.640) | (0.602) | (0.257) |
| _cons | -0.783 | -2.308*** | 1.499** | 4.557** |
| (-1.471) | (-7.328) | (2.046) | (2.385) |
| Year | Yes | Yes | Yes | Yes |
| Firm | Yes | Yes | Yes | Yes |
| Controls | Yes | Yes | Yes | Yes |
| N | 2514 | 6093 | 4108 | 4318 |
| r2_a | 0.555 | 0.539 | 0.949 | 0.906 |
), ArticleFig(id=1309226386578043154, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表8, caption=
公司性质与融资能力异质性回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| (1) SOE=0 | (2) SOE=1 | (3) FC_0 | (4) FC_1 |
| did | 0.190*** | 0.288*** | 0.102*** | 0.079*** |
| (3.471) | (11.029) | (4.300) | (2.696) |
| size | 0.907*** | 0.915*** | 0.776*** | 0.795*** |
| (42.516) | (66.655) | (35.015) | (26.922) |
| lev | -0.029 | -0.044 | -0.087 | -0.451*** |
| (-0.205) | (-0.547) | (-1.055) | (-4.420) |
| roa | 1.867*** | 1.277*** | 0.230* | 0.084 |
| (3.899) | (6.848) | (1.717) | (0.555) |
| indep | -0.849** | 0.771*** | -0.144 | 0.180 |
| (-2.289) | (3.821) | (-0.751) | (0.795) |
| tobinq | -0.039** | 0.057*** | 0.013** | 0.013* |
| (-2.137) | (7.349) | (2.002) | (1.785) |
| firmage | -0.331*** | -0.106*** | -0.194 | -1.298** |
| (-3.651) | (-2.901) | (-0.930) | (-2.283) |
| top1 | 0.003 | -0.220*** | 0.082 | 0.041 |
| (0.018) | (-2.640) | (0.602) | (0.257) |
| _cons | -0.783 | -2.308*** | 1.499** | 4.557** |
| (-1.471) | (-7.328) | (2.046) | (2.385) |
| Year | Yes | Yes | Yes | Yes |
| Firm | Yes | Yes | Yes | Yes |
| Controls | Yes | Yes | Yes | Yes |
| N | 2514 | 6093 | 4108 | 4318 |
| r2_a | 0.555 | 0.539 | 0.949 | 0.906 |
), ArticleFig(id=1309226386657734931, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 9, caption=
Regression results of the moderating effects of policy uncertainty
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | R&D | R&D |
| did | -0.011 | -0.067** |
| (-0.514) | (-2.337) |
| tpu | | 0.094*** |
| (8.037) |
| $did\_tpu$ | | 0.170*** |
| (6.038) |
| epu | 0.244*** | |
| (9.939) | |
| $did\_epu$ | 0.201*** | |
| (5.654) | |
| size | 0.801*** | 0.800*** |
| (50.427) | (50.163) |
| lev | -0.181*** | -0.184*** |
| (-3.093) | (-3.133) |
| roa | 0.158 | 0.170* |
| (1.627) | (1.749) |
| indep | -0.130 | -0.120 |
| (-0.927) | (-0.853) |
| tobinq | 0.013*** | 0.012*** |
| (2.890) | (2.603) |
| firmage | -0.093 | 0.360*** |
| (-0.840) | (4.072) |
| top1 | 0.058 | 0.080 |
| (0.613) | (0.841) |
| $\_cons$ | -0.598* | -1.114*** |
| (-1.671) | (-3.099) |
| Firm | 是 | 是 |
| Year | 否 | 否 |
| N | 8829 | 8829 |
| R2 | 0.518 | 0.516 |
), ArticleFig(id=1309226386745815316, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表9, caption=
政策不确定性的调节效应回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | R&D | R&D |
| did | -0.011 | -0.067** |
| (-0.514) | (-2.337) |
| tpu | | 0.094*** |
| (8.037) |
| $did\_tpu$ | | 0.170*** |
| (6.038) |
| epu | 0.244*** | |
| (9.939) | |
| $did\_epu$ | 0.201*** | |
| (5.654) | |
| size | 0.801*** | 0.800*** |
| (50.427) | (50.163) |
| lev | -0.181*** | -0.184*** |
| (-3.093) | (-3.133) |
| roa | 0.158 | 0.170* |
| (1.627) | (1.749) |
| indep | -0.130 | -0.120 |
| (-0.927) | (-0.853) |
| tobinq | 0.013*** | 0.012*** |
| (2.890) | (2.603) |
| firmage | -0.093 | 0.360*** |
| (-0.840) | (4.072) |
| top1 | 0.058 | 0.080 |
| (0.613) | (0.841) |
| $\_cons$ | -0.598* | -1.114*** |
| (-1.671) | (-3.099) |
| Firm | 是 | 是 |
| Year | 否 | 否 |
| N | 8829 | 8829 |
| R2 | 0.518 | 0.516 |
), ArticleFig(id=1309226386817118485, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 10, caption=
Dynamic effect analysis results
, figureFileSmall=null, figureFileBig=null, tableContent=
| (1) | (2) | (3) |
| 研发支出 | 研发支出(无控制变量) | 研发强度 |
| did2018 | 0.072*** | 0.109*** | 0.001*** |
| (2.645) | (3.337) | (3.127) |
| did2019 | 0.105*** | 0.131*** | 0.002*** |
| (3.541) | (3.583) | (3.701) |
| did2020 | 0.106*** | 0.152*** | 0.002*** |
| (3.286) | (3.774) | (3.479) |
| size | 0.811*** | | -0.004*** |
| (19.533) | | (-4.960) |
| lev | -0.205* | | 0.000 |
| (-1.887) | | (0.214) |
| roa | 0.205 | | 0.000 |
| (1.406) | | (0.052) |
| indep | -0.179 | | -0.005 |
| (-0.952) | | (-1.486) |
| tobinq | 0.013* | | 0.001*** |
| (1.838) | | (3.181) |
| firmage | -0.160 | | 0.005 |
| (-0.753) | | (1.075) |
| top1 | 0.034 | | 0.002 |
| (0.163) | | (0.504) |
| _cons | 0.686 | 18.202*** | 0.092*** |
| (0.611) | (3131.442) | (4.504) |
| Firm FE | YES | YES | YES |
| Year FE | YES | YES | YES |
| Controls | YES | NO | YES |
| N | 8587 | 8814 | 8587 |
| Adjusted R2 | 0.924 | 0.897 | 0.817 |
), ArticleFig(id=1309226386888421654, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表10, caption=
动态效应分析结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| (1) | (2) | (3) |
| 研发支出 | 研发支出(无控制变量) | 研发强度 |
| did2018 | 0.072*** | 0.109*** | 0.001*** |
| (2.645) | (3.337) | (3.127) |
| did2019 | 0.105*** | 0.131*** | 0.002*** |
| (3.541) | (3.583) | (3.701) |
| did2020 | 0.106*** | 0.152*** | 0.002*** |
| (3.286) | (3.774) | (3.479) |
| size | 0.811*** | | -0.004*** |
| (19.533) | | (-4.960) |
| lev | -0.205* | | 0.000 |
| (-1.887) | | (0.214) |
| roa | 0.205 | | 0.000 |
| (1.406) | | (0.052) |
| indep | -0.179 | | -0.005 |
| (-0.952) | | (-1.486) |
| tobinq | 0.013* | | 0.001*** |
| (1.838) | | (3.181) |
| firmage | -0.160 | | 0.005 |
| (-0.753) | | (1.075) |
| top1 | 0.034 | | 0.002 |
| (0.163) | | (0.504) |
| _cons | 0.686 | 18.202*** | 0.092*** |
| (0.611) | (3131.442) | (4.504) |
| Firm FE | YES | YES | YES |
| Year FE | YES | YES | YES |
| Controls | YES | NO | YES |
| N | 8587 | 8814 | 8587 |
| Adjusted R2 | 0.924 | 0.897 | 0.817 |
), ArticleFig(id=1309226386955530519, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 11, caption=
Regression results of the moderating effects of interlocking directorate networks
, figureFileSmall=null, figureFileBig=null, tableContent=
| 被解释变量 | R&D |
| did | 0.103*** |
| (6.043) |
| cidn | -0.069*** |
| (-13.082) |
| $did\_cidn$ | 0.162*** |
| (15.090) |
| size | 0.787*** |
| (49.145) |
| lev | -0.192*** |
| (-3.322) |
| roa | 0.120 |
| (1.256) |
| indep | -0.173 |
| (-1.260) |
| tobinq | 0.015*** |
| (3.347) |
| firmage | -0.148 |
| (-1.132) |
| top1 | -0.005 |
| (-0.054) |
| $\_cons$ | 1.092** |
| (2.247) |
| Firm | YES |
| Year | YES |
| N | 8829 |
| R2 | 0.539 |
), ArticleFig(id=1309226387022639384, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表11, caption=
连锁董事网络的调节效应回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 被解释变量 | R&D |
| did | 0.103*** |
| (6.043) |
| cidn | -0.069*** |
| (-13.082) |
| $did\_cidn$ | 0.162*** |
| (15.090) |
| size | 0.787*** |
| (49.145) |
| lev | -0.192*** |
| (-3.322) |
| roa | 0.120 |
| (1.256) |
| indep | -0.173 |
| (-1.260) |
| tobinq | 0.015*** |
| (3.347) |
| firmage | -0.148 |
| (-1.132) |
| top1 | -0.005 |
| (-0.054) |
| $\_cons$ | 1.092** |
| (2.247) |
| Firm | YES |
| Year | YES |
| N | 8829 |
| R2 | 0.539 |
), ArticleFig(id=1309226387089748249, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 12, caption=
Regression results of the moderating effects of managerial overconfidence
, figureFileSmall=null, figureFileBig=null, tableContent=
| 被解释变量 | R&D |
| did | 0.113*** |
| (6.561) |
| oc | -0.422*** |
| (-11.344) |
| $did\_oc$ | 0.304*** |
| (3.268) |
| size | 0.793*** |
| (49.089) |
| lev | -0.192*** |
| (-3.283) |
| roa | 0.156 |
| (1.613) |
| indep | -0.166 |
| (-1.197) |
| tobinq | 0.014*** |
| (3.003) |
| firmage | -0.198 |
| (-1.503) |
| top1 | 0.054 |
| (0.572) |
| $\_cons$ | 1.364*** |
| (2.769) |
| Firm | YES |
| Year | YES |
| N | 8829 |
| R2 | 0.528 |
), ArticleFig(id=1309226387161051418, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表12, caption=
管理者过度自信的调节效应回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 被解释变量 | R&D |
| did | 0.113*** |
| (6.561) |
| oc | -0.422*** |
| (-11.344) |
| $did\_oc$ | 0.304*** |
| (3.268) |
| size | 0.793*** |
| (49.089) |
| lev | -0.192*** |
| (-3.283) |
| roa | 0.156 |
| (1.613) |
| indep | -0.166 |
| (-1.197) |
| tobinq | 0.014*** |
| (3.003) |
| firmage | -0.198 |
| (-1.503) |
| top1 | 0.054 |
| (0.572) |
| $\_cons$ | 1.364*** |
| (2.769) |
| Firm | YES |
| Year | YES |
| N | 8829 |
| R2 | 0.528 |
), ArticleFig(id=1309226387236548891, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=EN, label=Table 13, caption=
Regression results of the moderating effects of executive team faultlines
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | R&D | R&D | R&D |
| did | 0.104*** | 0.089*** | 0.099*** |
| (6.045) | (5.294) | (5.832) |
| fau | 0.545*** | | |
| (9.442) | | |
| $did\_fau$ | -0.424*** | | |
| (-3.415) | | |
| distance | | 0.109*** | |
| | (5.150) | |
| $did\_distance$ | | -0.124*** | |
| | (-2.909) | |
| $fau\_distance$ | | | 0.232*** |
| | | (9.187) |
| $did\_fau\_distance$ | | | -0.206*** |
| | | (-3.937) |
| size | 0.797*** | 0.802*** | 0.798*** |
| (49.210) | (49.334) | (49.268) |
| lev | -0.168*** | -0.170*** | -0.166*** |
| (-2.866) | (-2.885) | (-2.820) |
| roa | 0.165* | 0.165* | 0.158 |
| (1.701) | (1.698) | (1.636) |
| indep | -0.155 | -0.153 | -0.163 |
| (-1.111) | (-1.089) | (-1.167) |
| tobinq | 0.013*** | 0.012** | 0.012*** |
| (2.755) | (2.459) | (2.650) |
| firmage | -0.225* | -0.165 | -0.201 |
| (-1.696) | (-1.238) | (-1.514) |
| top1 | 0.038 | 0.051 | 0.049 |
| (0.397) | (0.533) | (0.520) |
| $\_cons$ | 0.806 | 0.539 | 0.767 |
| (1.637) | (1.085) | (1.559) |
| N | 8829 | 8829 | 8829 |
| Firm | YES | YES | YES |
| Year | YES | YES | YES |
| R2 | 0.525 | 0.521 | 0.524 |
), ArticleFig(id=1309226387312046364, tenantId=1146029695717560320, journalId=1308397381743640680, articleId=1309226379481280736, language=CN, label=表13, caption=
高管团队断裂带的调节效应回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | R&D | R&D | R&D |
| did | 0.104*** | 0.089*** | 0.099*** |
| (6.045) | (5.294) | (5.832) |
| fau | 0.545*** | | |
| (9.442) | | |
| $did\_fau$ | -0.424*** | | |
| (-3.415) | | |
| distance | | 0.109*** | |
| | (5.150) | |
| $did\_distance$ | | -0.124*** | |
| | (-2.909) | |
| $fau\_distance$ | | | 0.232*** |
| | | (9.187) |
| $did\_fau\_distance$ | | | -0.206*** |
| | | (-3.937) |
| size | 0.797*** | 0.802*** | 0.798*** |
| (49.210) | (49.334) | (49.268) |
| lev | -0.168*** | -0.170*** | -0.166*** |
| (-2.866) | (-2.885) | (-2.820) |
| roa | 0.165* | 0.165* | 0.158 |
| (1.701) | (1.698) | (1.636) |
| indep | -0.155 | -0.153 | -0.163 |
| (-1.111) | (-1.089) | (-1.167) |
| tobinq | 0.013*** | 0.012** | 0.012*** |
| (2.755) | (2.459) | (2.650) |
| firmage | -0.225* | -0.165 | -0.201 |
| (-1.696) | (-1.238) | (-1.514) |
| top1 | 0.038 | 0.051 | 0.049 |
| (0.397) | (0.533) | (0.520) |
| $\_cons$ | 0.806 | 0.539 | 0.767 |
| (1.637) | (1.085) | (1.559) |
| N | 8829 | 8829 | 8829 |
| Firm | YES | YES | YES |
| Year | YES | YES | YES |
| R2 | 0.525 | 0.521 | 0.524 |
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