Article(id=1153420087265579381, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1153001424821674657, articleNumber=1671-1807(2025)08-0277-09, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1730736000000, receivedDateStr=2024-11-05, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1752926378312, onlineDateStr=2025-07-19, pubDate=1745510400000, pubDateStr=2025-04-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752926378312, onlineIssueDateStr=2025-07-19, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752926378312, creator=13701087609, updateTime=1752926378312, updator=13701087609, issue=Issue{id=1153001424821674657, tenantId=1146029695717560320, journalId=1146123222451335185, year='2025', volume='25', issue='8', pageStart='1', pageEnd='368', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1752826561408, creator=13701087609, updateTime=1763438371676, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1197510583135286126, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1153001424821674657, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1197510583135286127, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1153001424821674657, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=277, endPage=285, ext={EN=ArticleExt(id=1153420087701786998, articleId=1153420087265579381, tenantId=1146029695717560320, journalId=1146123222451335185, language=EN, title=Industrial Policy, Technological Innovation and High-quality Development of Manufacturing Enterprises: A Quasi-natural Experiment Based on “Made in China 2025”, columnId=1151877662013747283, journalTitle=Science Technology and Industry, columnName=Policy & Planning, runingTitle=null, highlight=null, articleAbstract=
Based on the data of A-share manufacturing listed companies from 2010 to 2022, the difference-in-difference model was used and technological innovation was introduced as a mechanism variable to explore the impact of “Made in China 2025” on the high-quality development of China’s manufacturing enterprises and the role of technological innovation in it. The results show that “Made in China 2025” has a significant role in promoting the high-quality development of China’s manufacturing enterprises, and the promotion effect is more significant in non-state-owned enterprises and enterprises in the central and eastern regions. “Made in China 2025” can promote the high-quality development of manufacturing enterprises by improving their technological innovation capabilities.
, correspAuthors=Shuai WANG, 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, authorCompany=null, fund=null, authors=null, authorsList=Xuanbing YANG, Shuai WANG), CN=ArticleExt(id=1153420092177109421, articleId=1153420087265579381, tenantId=1146029695717560320, journalId=1146123222451335185, language=CN, title=产业政策、技术创新与制造业企业高质量发展——基于《中国制造2025》的准自然实验, columnId=1151877662223462489, journalTitle=科技和产业, columnName=政策规划, runingTitle=null, highlight=null, articleAbstract=
以《中国制造2025》这一产业政策为研究对象开展准自然实验,基于2010—2022年A股制造业上市公司数据,运用双重差分模型,引入技术创新作为机制变量,探究《中国制造2025》对中国制造业企业高质量发展的影响及技术创新在其中发挥的作用。结果表明,《中国制造2025》对制造业企业高质量发展具有显著的促进作用,该促进作用在非国有企业以及中、东部地区的企业更加显著。《中国制造2025》能够通过提高技术创新能力促进制造业企业高质量发展。
, correspAuthors=王帅, authorNote=null, correspAuthorsNote=
王帅(1983—),男,湖南长沙人,博士,教授,研究方向为金融企业风险管理。
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杨烜冰(2000—),女,河南驻马店人,硕士研究生,研究方向为产业经济。
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杨烜冰(2000—),女,河南驻马店人,硕士研究生,研究方向为产业经济。
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| 变量类型 | 变量名称 | 变量符号 | 变量定义 |
被解释 变量 | 企业高质 量发展 | Dev_lp | 以IP法测算的全要素生产率 |
企业高质 量发展 | Dev_op | 以OP法测算的全要素生产率 |
| 解释变量 | 交乘项 | DID | 虚拟变量Post与treat的交乘项 |
时间虚拟 变量 | Post | 产业政策颁布当年及以后年份中Post=1 |
政策虚拟 变量 | Treat | 上市公司所属行业为《中国制造2025》政策支持的行业,则Treat=1 |
| 控制变量 | 公司规模 | Size | 企业规模年总资产的自然对数 |
| 上市年限 | ListAge | ln(当年年份-公司上市年份+1) |
营业收入 增长率 | Growth | 本年营业收入/上一年营业收入-1 |
净资产收 益率 | ROE | 净利润/股东权益平均余额 |
账面市 值比 | BM | 账面价值/总市值 |
资本密 集度 | CAP | 固定资产/总资产 |
固定资产 占比 | Fixed | 固定资产净额与总资产比值 |
现金流 比率 | Cashflow | 经营活动产生的现金流量净额除以总资产 |
| 中介变量 | 创新投入 | RD | 研发投入/营业收入 |
| 创新产出 | Patent | 专利申请量加1的自然对数 |
), ArticleFig(id=1197612976820765624, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=CN, label=表1, caption=
变量定义及说明
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| 变量类型 | 变量名称 | 变量符号 | 变量定义 |
被解释 变量 | 企业高质 量发展 | Dev_lp | 以IP法测算的全要素生产率 |
企业高质 量发展 | Dev_op | 以OP法测算的全要素生产率 |
| 解释变量 | 交乘项 | DID | 虚拟变量Post与treat的交乘项 |
时间虚拟 变量 | Post | 产业政策颁布当年及以后年份中Post=1 |
政策虚拟 变量 | Treat | 上市公司所属行业为《中国制造2025》政策支持的行业,则Treat=1 |
| 控制变量 | 公司规模 | Size | 企业规模年总资产的自然对数 |
| 上市年限 | ListAge | ln(当年年份-公司上市年份+1) |
营业收入 增长率 | Growth | 本年营业收入/上一年营业收入-1 |
净资产收 益率 | ROE | 净利润/股东权益平均余额 |
账面市 值比 | BM | 账面价值/总市值 |
资本密 集度 | CAP | 固定资产/总资产 |
固定资产 占比 | Fixed | 固定资产净额与总资产比值 |
现金流 比率 | Cashflow | 经营活动产生的现金流量净额除以总资产 |
| 中介变量 | 创新投入 | RD | 研发投入/营业收入 |
| 创新产出 | Patent | 专利申请量加1的自然对数 |
), ArticleFig(id=1197612976879485881, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) |
| 观测值 | 均值 | 标准差 | 最小值 | 最大值 |
| Dev_lp | 20 645 | 8.247 | 0.958 | 4.521 | 11.850 |
| DID | 20 645 | 0.507 | 0.500 | 0.000 | 1.000 |
| Size | 20 645 | 22.040 | 1.179 | 19.650 | 26.450 |
| Listage | 20 645 | 1.890 | 0.913 | 0.000 | 3.401 |
| Growth | 20 645 | 0.173 | 0.335 | -0.658 | 4.024 |
| ROE | 20 645 | 0.0755 | 0.108 | -0.926 | 0.437 |
| BM | 20 645 | 0.593 | 0.230 | 0.064 | 1.246 |
| CAP | 20 645 | 2.073 | 1.309 | 0.378 | 18.180 |
| Fixed | 20 645 | 0.219 | 0.129 | 0.002 | 0.736 |
| Cashflow | 20 645 | 0.053 | 0.065 | -0.222 | 0.267 |
), ArticleFig(id=1197612976938206138, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=CN, label=表2, caption=
变量描述性统计
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| 变量 | (1) | (2) | (3) | (4) | (5) |
| 观测值 | 均值 | 标准差 | 最小值 | 最大值 |
| Dev_lp | 20 645 | 8.247 | 0.958 | 4.521 | 11.850 |
| DID | 20 645 | 0.507 | 0.500 | 0.000 | 1.000 |
| Size | 20 645 | 22.040 | 1.179 | 19.650 | 26.450 |
| Listage | 20 645 | 1.890 | 0.913 | 0.000 | 3.401 |
| Growth | 20 645 | 0.173 | 0.335 | -0.658 | 4.024 |
| ROE | 20 645 | 0.0755 | 0.108 | -0.926 | 0.437 |
| BM | 20 645 | 0.593 | 0.230 | 0.064 | 1.246 |
| CAP | 20 645 | 2.073 | 1.309 | 0.378 | 18.180 |
| Fixed | 20 645 | 0.219 | 0.129 | 0.002 | 0.736 |
| Cashflow | 20 645 | 0.053 | 0.065 | -0.222 | 0.267 |
), ArticleFig(id=1197612977076618173, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) |
| lp | lp | op | op |
| DID | 0.111 1*** | 0.043 0*** | 0.083 6*** | 0.035 9** |
| (0.028 0) | (0.012 6) | (0.025 1) | (0.015 5) |
| Size | | 0.603 9*** | | 0.436 4*** |
| | (0.010 5) | | (0.012 6) |
| Listage | | -0.018 7** | | -0.030 1*** |
| | (0.009 1) | | (0.009 9) |
| Growth | | 0.063 5*** | | 0.072 6*** |
| | (0.006 5) | | (0.007 5) |
| ROE | | 0.166 4*** | | 0.228 9*** |
| | (0.027 8) | | (0.030 4) |
| BM | | -0.061 4*** | | -0.047 9** |
| | (0.017 7) | | (0.020 5) |
| CAP | | -0.251 9*** | | -0.214 4*** |
| | (0.010 1) | | (0.009 2) |
| Fixed | | -1.270 8*** | | -0.972 4*** |
| | (0.044 5) | | (0.048 9) |
| Cashflow | | 0.337 5*** | | 0.405 7*** |
| | (0.037 5) | | (0.042 7) |
| 常数项 | 7.780 5*** | -4.240 9*** | 6.179 7*** | -2.446 6*** |
| (0.018 2) | (0.218 6) | (0.016 6) | (0.264 6) |
| 个体固定效应 | Yes | Yes | Yes | Yes |
| 时间固定效应 | Yes | Yes | Yes | Yes |
| R2 | 0.356 6 | 0.835 0 | 0.367 2 | 0.752 2 |
| 观测值 | 20 645 | 20 645 | 20 645 | 20 645 |
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基准回归结果及替换被解释变量的基准回归
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| 变量 | (1) | (2) | (3) | (4) |
| lp | lp | op | op |
| DID | 0.111 1*** | 0.043 0*** | 0.083 6*** | 0.035 9** |
| (0.028 0) | (0.012 6) | (0.025 1) | (0.015 5) |
| Size | | 0.603 9*** | | 0.436 4*** |
| | (0.010 5) | | (0.012 6) |
| Listage | | -0.018 7** | | -0.030 1*** |
| | (0.009 1) | | (0.009 9) |
| Growth | | 0.063 5*** | | 0.072 6*** |
| | (0.006 5) | | (0.007 5) |
| ROE | | 0.166 4*** | | 0.228 9*** |
| | (0.027 8) | | (0.030 4) |
| BM | | -0.061 4*** | | -0.047 9** |
| | (0.017 7) | | (0.020 5) |
| CAP | | -0.251 9*** | | -0.214 4*** |
| | (0.010 1) | | (0.009 2) |
| Fixed | | -1.270 8*** | | -0.972 4*** |
| | (0.044 5) | | (0.048 9) |
| Cashflow | | 0.337 5*** | | 0.405 7*** |
| | (0.037 5) | | (0.042 7) |
| 常数项 | 7.780 5*** | -4.240 9*** | 6.179 7*** | -2.446 6*** |
| (0.018 2) | (0.218 6) | (0.016 6) | (0.264 6) |
| 个体固定效应 | Yes | Yes | Yes | Yes |
| 时间固定效应 | Yes | Yes | Yes | Yes |
| R2 | 0.356 6 | 0.835 0 | 0.367 2 | 0.752 2 |
| 观测值 | 20 645 | 20 645 | 20 645 | 20 645 |
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| 协变量 | U/M | 均值 | 标准偏 差/% | t统 计量 | t检验 P>t |
| 处理组 | 控制组 |
| Size | U | 22.109 0 | 21.893 0 | 18.9 | 12.39 | 0.000 |
| M | 22.109 0 | 22.105 0 | 0.3 | 0.26 | 0.798 |
| Listage | U | 1.907 9 | 1.853 3 | 6.0 | 4.02 | 0.000 |
| M | 1.908 0 | 1.919 5 | -1.3 | -1.06 | 0.289 |
| Growth | U | 0.181 1 | 0.157 5 | 7.2 | 4.75 | 0.000 |
| M | 0.181 2 | 0.176 3 | 1.5 | 1.13 | 0.259 |
| ROE | U | 0.731 5 | 0.080 3 | -6.7 | -4.45 | 0.000 |
| M | 0.732 4 | 0.075 4 | -2.0 | -1.58 | 0.114 |
| BM | U | 0.586 1 | 0.607 3 | -9.2 | -6.22 | 0.000 |
| M | 0.586 1 | 0.583 5 | 1.1 | 0.93 | 0.354 |
| CAP | U | 2.196 3 | 1.817 2 | 30.6 | 19.68 | 0.000 |
| M | 2.187 8 | 2.220 8 | -2.7 | -1.97 | 0.049 |
| Fixed | U | 0.202 2 | 0.253 7 | -39.8 | -27.25 | 0.000 |
| M | 0.202 3 | 0.202 4 | -0.1 | -0.12 | 0.904 |
| Cashflow | U | 0.048 8 | 0.062 1 | -20.5 | -13.87 | 0.000 |
| M | 0.048 9 | 0.051 6 | -4.2 | -3.46 | 0.001 |
), ArticleFig(id=1197612977403773890, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=CN, label=表4, caption=
PSM前后变量均值检验
, figureFileSmall=null, figureFileBig=null, tableContent=
| 协变量 | U/M | 均值 | 标准偏 差/% | t统 计量 | t检验 P>t |
| 处理组 | 控制组 |
| Size | U | 22.109 0 | 21.893 0 | 18.9 | 12.39 | 0.000 |
| M | 22.109 0 | 22.105 0 | 0.3 | 0.26 | 0.798 |
| Listage | U | 1.907 9 | 1.853 3 | 6.0 | 4.02 | 0.000 |
| M | 1.908 0 | 1.919 5 | -1.3 | -1.06 | 0.289 |
| Growth | U | 0.181 1 | 0.157 5 | 7.2 | 4.75 | 0.000 |
| M | 0.181 2 | 0.176 3 | 1.5 | 1.13 | 0.259 |
| ROE | U | 0.731 5 | 0.080 3 | -6.7 | -4.45 | 0.000 |
| M | 0.732 4 | 0.075 4 | -2.0 | -1.58 | 0.114 |
| BM | U | 0.586 1 | 0.607 3 | -9.2 | -6.22 | 0.000 |
| M | 0.586 1 | 0.583 5 | 1.1 | 0.93 | 0.354 |
| CAP | U | 2.196 3 | 1.817 2 | 30.6 | 19.68 | 0.000 |
| M | 2.187 8 | 2.220 8 | -2.7 | -1.97 | 0.049 |
| Fixed | U | 0.202 2 | 0.253 7 | -39.8 | -27.25 | 0.000 |
| M | 0.202 3 | 0.202 4 | -0.1 | -0.12 | 0.904 |
| Cashflow | U | 0.048 8 | 0.062 1 | -20.5 | -13.87 | 0.000 |
| M | 0.048 9 | 0.051 6 | -4.2 | -3.46 | 0.001 |
), ArticleFig(id=1197612977491854275, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=EN, label=null, caption=
PSM-DID
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) |
| IP | IP | OP | OP |
| DID | 0.109 8*** | 0.040 8*** | 0.082 8*** | 0.034 1** |
| (0.028 1) | (0.012 4) | (0.025 2) | (0.015 5) |
| Size | | 0.604 2*** | | 0.436 6*** |
| | (0.010 3) | | (0.012 5) |
| Listage | | -0.017 5* | | -0.029 0*** |
| | (0.009 1) | | (0.009 9) |
| Growth | | 0.061 2*** | | 0.070 8*** |
| | (0.006 5) | | (0.007 6) |
| ROE | | 0.156 7*** | | 0.220 7*** |
| | (0.027 2) | | (0.030 2) |
| BM | | -0.052 6*** | | -0.040 3** |
| | (0.017 2) | | (0.020 2) |
| CAP | | -0.263 3*** | | -0.224 0*** |
| | (0.009 8) | | (0.009 3) |
| Fixed | | -1.278 1*** | | -0.978 3*** |
| | (0.044 4) | | (0.049 0) |
| Cashflow | | 0.328 3*** | | 0.398 9*** |
| | (0.037 2) | | (0.042 5) |
| 常数项 | 7.781 1*** | -4.226 9*** | 6.180 2*** | -2.434 2*** |
| (0.018 3) | (0.214 2) | (0.016 6) | (0.261 2) |
| R2 | 0.356 9 | 0.839 8 | 0.367 6 | 0.756 3 |
| 观测值 | 20 612 | 20 612 | 20 612 | 20 612 |
), ArticleFig(id=1197612977563157444, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=CN, label=表5, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) |
| IP | IP | OP | OP |
| DID | 0.109 8*** | 0.040 8*** | 0.082 8*** | 0.034 1** |
| (0.028 1) | (0.012 4) | (0.025 2) | (0.015 5) |
| Size | | 0.604 2*** | | 0.436 6*** |
| | (0.010 3) | | (0.012 5) |
| Listage | | -0.017 5* | | -0.029 0*** |
| | (0.009 1) | | (0.009 9) |
| Growth | | 0.061 2*** | | 0.070 8*** |
| | (0.006 5) | | (0.007 6) |
| ROE | | 0.156 7*** | | 0.220 7*** |
| | (0.027 2) | | (0.030 2) |
| BM | | -0.052 6*** | | -0.040 3** |
| | (0.017 2) | | (0.020 2) |
| CAP | | -0.263 3*** | | -0.224 0*** |
| | (0.009 8) | | (0.009 3) |
| Fixed | | -1.278 1*** | | -0.978 3*** |
| | (0.044 4) | | (0.049 0) |
| Cashflow | | 0.328 3*** | | 0.398 9*** |
| | (0.037 2) | | (0.042 5) |
| 常数项 | 7.781 1*** | -4.226 9*** | 6.180 2*** | -2.434 2*** |
| (0.018 3) | (0.214 2) | (0.016 6) | (0.261 2) |
| R2 | 0.356 9 | 0.839 8 | 0.367 6 | 0.756 3 |
| 观测值 | 20 612 | 20 612 | 20 612 | 20 612 |
), ArticleFig(id=1197612977630266309, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2)(3) | |
| LP | LP | LP |
| LAG1 | 0.042 7*** | | |
| (0.013 3) | | |
| LAG2 | | 0.035 7** | |
| | (0.014 4) | |
| LAG3 | | | 0.028 7* |
| | | (0.017 1) |
| Size | 0.604 1*** | 0.604 6*** | 0.605 2*** |
| (0.010 5) | (0.010 5) | (0.010 5) |
| Listage | -0.018 8** | -0.019 0** | -0.019 2** |
| (0.009 1) | (0.009 1) | (0.009 1) |
| Growth | 0.063 3*** | 0.063 1*** | 0.063 2*** |
| (0.006 5) | (0.006 5) | (0.006 5) |
| ROE | 0.165 9*** | 0.165 3*** | 0.164 0*** |
| (0.027 8) | (0.027 8) | (0.027 8) |
| BM | -0.061 0*** | -0.060 9*** | -0.061 5*** |
| (0.017 7) | (0.017 6) | (0.017 7) |
| CAP | -0.252 0*** | -0.252 1*** | -0.252 2*** |
| (0.010 1) | (0.010 1) | (0.010 1) |
| Fixed | -1.269 5*** | -1.268 0*** | -1.267 5*** |
| (0.044 4) | (0.044 4) | (0.044 4) |
| Cashflow | 0.337 4*** | 0.337 1*** | 0.337 7*** |
| (0.037 5) | (0.037 5) | (0.037 5) |
| 常数项 | -4.244 9*** | -4.257 2*** | -4.269 5*** |
| (0.218 6) | (0.218 6) | (0.218 7) |
| 个体固定效应 | Yes | Yes | Yes |
| 时间固定效应 | Yes | Yes | Yes |
| R2 | 0.834 9 | 0.834 8 | 0.834 7 |
| 观测值 | 20 645 | 20 645 | 20 645 |
), ArticleFig(id=1197612977697375174, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=CN, label=表6, caption=
滞后效应检验
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2)(3) | |
| LP | LP | LP |
| LAG1 | 0.042 7*** | | |
| (0.013 3) | | |
| LAG2 | | 0.035 7** | |
| | (0.014 4) | |
| LAG3 | | | 0.028 7* |
| | | (0.017 1) |
| Size | 0.604 1*** | 0.604 6*** | 0.605 2*** |
| (0.010 5) | (0.010 5) | (0.010 5) |
| Listage | -0.018 8** | -0.019 0** | -0.019 2** |
| (0.009 1) | (0.009 1) | (0.009 1) |
| Growth | 0.063 3*** | 0.063 1*** | 0.063 2*** |
| (0.006 5) | (0.006 5) | (0.006 5) |
| ROE | 0.165 9*** | 0.165 3*** | 0.164 0*** |
| (0.027 8) | (0.027 8) | (0.027 8) |
| BM | -0.061 0*** | -0.060 9*** | -0.061 5*** |
| (0.017 7) | (0.017 6) | (0.017 7) |
| CAP | -0.252 0*** | -0.252 1*** | -0.252 2*** |
| (0.010 1) | (0.010 1) | (0.010 1) |
| Fixed | -1.269 5*** | -1.268 0*** | -1.267 5*** |
| (0.044 4) | (0.044 4) | (0.044 4) |
| Cashflow | 0.337 4*** | 0.337 1*** | 0.337 7*** |
| (0.037 5) | (0.037 5) | (0.037 5) |
| 常数项 | -4.244 9*** | -4.257 2*** | -4.269 5*** |
| (0.218 6) | (0.218 6) | (0.218 7) |
| 个体固定效应 | Yes | Yes | Yes |
| 时间固定效应 | Yes | Yes | Yes |
| R2 | 0.834 9 | 0.834 8 | 0.834 7 |
| 观测值 | 20 645 | 20 645 | 20 645 |
), ArticleFig(id=1197612977768678343, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) |
| RD | Patent |
| DID | 0.007 2*** | 0.159 5*** |
| (0.001 0) | (0.046 5) |
| Size | -0.001 3 | 0.595 3*** |
| (0.001 0) | (0.035 8) |
| Listage | -0.000 6 | -0.022 0 |
| (0.000 7) | (0.030 5) |
| Growth | -0.004 3*** | -0.051 4** |
| (0.000 6) | (0.024 8) |
| ROE | -0.018 1*** | -0.036 4 |
| (0.002 8) | (0.082 4) |
| BM | -0.007 9*** | -0.055 2 |
| (0.001 7) | (0.064 7) |
| CAP | 0.007 4*** | -0.023 8 |
| (0.000 7) | (0.015 8) |
| Fixed | 0.011 3*** | -0.125 6 |
| (0.003 8) | (0.139 2) |
| Cashflow | -0.014 4*** | -0.143 9 |
| (0.004 1) | (0.123 4) |
| 常数项 | 0.049 5** | -11.261 1*** |
| (0.020 8) | (0.752 0) |
| 个体固定效应 | Yes | Yes |
| 时间固定效应 | Yes | Yes |
| R2 | 0.212 7 | 0.260 0 |
| N | 20 645 | 20 645 |
), ArticleFig(id=1197612977852564424, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=CN, label=表7, caption=
机制效应检验
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) |
| RD | Patent |
| DID | 0.007 2*** | 0.159 5*** |
| (0.001 0) | (0.046 5) |
| Size | -0.001 3 | 0.595 3*** |
| (0.001 0) | (0.035 8) |
| Listage | -0.000 6 | -0.022 0 |
| (0.000 7) | (0.030 5) |
| Growth | -0.004 3*** | -0.051 4** |
| (0.000 6) | (0.024 8) |
| ROE | -0.018 1*** | -0.036 4 |
| (0.002 8) | (0.082 4) |
| BM | -0.007 9*** | -0.055 2 |
| (0.001 7) | (0.064 7) |
| CAP | 0.007 4*** | -0.023 8 |
| (0.000 7) | (0.015 8) |
| Fixed | 0.011 3*** | -0.125 6 |
| (0.003 8) | (0.139 2) |
| Cashflow | -0.014 4*** | -0.143 9 |
| (0.004 1) | (0.123 4) |
| 常数项 | 0.049 5** | -11.261 1*** |
| (0.020 8) | (0.752 0) |
| 个体固定效应 | Yes | Yes |
| 时间固定效应 | Yes | Yes |
| R2 | 0.212 7 | 0.260 0 |
| N | 20 645 | 20 645 |
), ArticleFig(id=1197612977919673289, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 按产权性质分组 | 按企业所在地区分组 |
| (1)国有企业 | (2)非国有企业 | (1)东部地区 | (2)中部地区 | (3)西部地区 |
| LP | LP | LP | LP | LP |
| DID | 0.032 3 | 0.046 8*** | 0.027 2* | 0.089 6*** | 0.057 8 |
| (0.022 6) | (0.015 0) | (0.014 4) | (0.026 7) | (0.039 3) |
| Size | 0.590 9*** | 0.599 4*** | 0.625 5*** | 0.548 9*** | 0.571 0*** |
| (0.022 7) | (0.011 5) | (0.012 1) | (0.018 8) | (0.035 2) |
| Listage | -0.027 3 | -0.017 5* | -0.026 5** | 0.023 3 | -0.007 9 |
| (0.022 5) | (0.010 5) | (0.010 6) | (0.021 4) | (0.030 8) |
| Growth | 0.046 0*** | 0.073 4*** | 0.062 2*** | 0.062 5*** | 0.063 6*** |
| (0.014 9) | (0.007 3) | (0.007 8) | (0.014 4) | (0.014 7) |
| ROE | 0.234 5*** | 0.134 9*** | 0.125 4*** | 0.286 1*** | 0.205 8*** |
| (0.058 2) | (0.031 3) | (0.033 3) | (0.063 9) | (0.070 2) |
| BM | -0.065 6* | -0.051 7*** | -0.058 2*** | -0.090 2** | -0.004 9 |
| (0.035 7) | (0.019 1) | (0.021 1) | (0.039 8) | (0.050 7) |
| CAP | -0.302 4*** | -0.240 1*** | -0.268 8*** | -0.222 2*** | -0.234 5*** |
| (0.033 6) | (0.010 2) | (0.013 5) | (0.018 5) | (0.018 8) |
| Fixed | -1.102 2*** | -1.324 0*** | -1.290 7*** | -1.296 0*** | -1.288 1*** |
| (0.093 5) | (0.048 1) | (0.052 8) | (0.087 0) | (0.109 3) |
| Cashflow | 0.254 0*** | 0.371 8*** | 0.323 2*** | 0.285 7*** | 0.421 0*** |
| (0.066 6) | (0.045 5) | (0.045 1) | (0.076 1) | (0.109 0) |
| 常数项 | -3.810 4*** | -4.187 6*** | -4.647 7*** | -3.153 5*** | -3.652 9*** |
| (0.464 7) | (0.236 6) | (0.252 5) | (0.396 9) | (0.741 7) |
| 个体固定效应 | Yes | Yes | Yes | Yes | Yes |
| 时间固定效应 | Yes | Yes | Yes | Yes | Yes |
| R | 0.860 8 | 0.824 3 | 0.832 1 | 0.852 4 | 0.839 4 |
| 观测值 | 5 312 | 15 333 | 14 850 | 3 374 | 2 421 |
), ArticleFig(id=1197612978020336586, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420087265579381, language=CN, label=表8, caption=
基于产权性质和企业所在地区的异质性分析结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 按产权性质分组 | 按企业所在地区分组 |
| (1)国有企业 | (2)非国有企业 | (1)东部地区 | (2)中部地区 | (3)西部地区 |
| LP | LP | LP | LP | LP |
| DID | 0.032 3 | 0.046 8*** | 0.027 2* | 0.089 6*** | 0.057 8 |
| (0.022 6) | (0.015 0) | (0.014 4) | (0.026 7) | (0.039 3) |
| Size | 0.590 9*** | 0.599 4*** | 0.625 5*** | 0.548 9*** | 0.571 0*** |
| (0.022 7) | (0.011 5) | (0.012 1) | (0.018 8) | (0.035 2) |
| Listage | -0.027 3 | -0.017 5* | -0.026 5** | 0.023 3 | -0.007 9 |
| (0.022 5) | (0.010 5) | (0.010 6) | (0.021 4) | (0.030 8) |
| Growth | 0.046 0*** | 0.073 4*** | 0.062 2*** | 0.062 5*** | 0.063 6*** |
| (0.014 9) | (0.007 3) | (0.007 8) | (0.014 4) | (0.014 7) |
| ROE | 0.234 5*** | 0.134 9*** | 0.125 4*** | 0.286 1*** | 0.205 8*** |
| (0.058 2) | (0.031 3) | (0.033 3) | (0.063 9) | (0.070 2) |
| BM | -0.065 6* | -0.051 7*** | -0.058 2*** | -0.090 2** | -0.004 9 |
| (0.035 7) | (0.019 1) | (0.021 1) | (0.039 8) | (0.050 7) |
| CAP | -0.302 4*** | -0.240 1*** | -0.268 8*** | -0.222 2*** | -0.234 5*** |
| (0.033 6) | (0.010 2) | (0.013 5) | (0.018 5) | (0.018 8) |
| Fixed | -1.102 2*** | -1.324 0*** | -1.290 7*** | -1.296 0*** | -1.288 1*** |
| (0.093 5) | (0.048 1) | (0.052 8) | (0.087 0) | (0.109 3) |
| Cashflow | 0.254 0*** | 0.371 8*** | 0.323 2*** | 0.285 7*** | 0.421 0*** |
| (0.066 6) | (0.045 5) | (0.045 1) | (0.076 1) | (0.109 0) |
| 常数项 | -3.810 4*** | -4.187 6*** | -4.647 7*** | -3.153 5*** | -3.652 9*** |
| (0.464 7) | (0.236 6) | (0.252 5) | (0.396 9) | (0.741 7) |
| 个体固定效应 | Yes | Yes | Yes | Yes | Yes |
| 时间固定效应 | Yes | Yes | Yes | Yes | Yes |
| R | 0.860 8 | 0.824 3 | 0.832 1 | 0.852 4 | 0.839 4 |
| 观测值 | 5 312 | 15 333 | 14 850 | 3 374 | 2 421 |
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