Article(id=1170683279465292226, tenantId=1146029695717560320, journalId=1146120045056339983, issueId=1170683276562833831, articleNumber=1002-980X(2025)07-0076-17, orderNo=null, doi=10.12404/j.issn.1002-980X.J24061401, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1718294400000, receivedDateStr=2024-06-14, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1757042244067, onlineDateStr=2025-09-05, pubDate=1753372800000, pubDateStr=2025-07-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1757042244067, onlineIssueDateStr=2025-09-05, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1757042244067, creator=13701087609, updateTime=1757042244067, updator=13701087609, issue=Issue{id=1170683276562833831, tenantId=1146029695717560320, journalId=1146120045056339983, year='2025', volume='44', issue='7', pageStart='1', pageEnd='134', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1757042243374, creator=13701087609, updateTime=1757066615189, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1170785499422703675, tenantId=1146029695717560320, journalId=1146120045056339983, issueId=1170683276562833831, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1170785499422703676, tenantId=1146029695717560320, journalId=1146120045056339983, issueId=1170683276562833831, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=76, endPage=92, ext={EN=ArticleExt(id=1170683279712756166, articleId=1170683279465292226, tenantId=1146029695717560320, journalId=1146120045056339983, language=EN, title=How Can Intelligent Manufacturing Improve the Carbon Total Factor Productivity of Enterprises: From the Perspective of Factor Input Cost and Structure, columnId=1149284496320578211, journalTitle=Journal of Technology Economics, columnName=Enterprise Technology Economics, runingTitle=null, highlight=null, articleAbstract=
The report of the 20th National Congress of the Communist Party of China emphasizes the promotion of high-end, intelligent, and green development in the manufacturing industry. Based on the GML-SBM and SBM-DDF models, the carbon total factor productivity(CTFP) of manufacturing A-share listed companies from 2012 to 2022 was calculated. The impact and channels of intelligent manufacturing on enhancing enterprise CTFP were explored from both input and application perspectives. It is found that intelligent manufacturing significantly improves enterprise CTFP, with technological efficiency change being the main driving force. Intelligent manufacturing primarily enhances enterprise CTFP through four pathways: reducing capital and labor usage costs, promoting capital deepening, and improving capital output efficiency. The impact and channels are stronger for young enterprises and non-state-owned enterprises, enterprises in highly competitive industries and technology-intensive industries, enterprises in regions with high levels of intellectual property protection, and enterprises in industrial bases. The findings provide policy insights for the implementation of intelligent manufacturing strategies and the achievement of “dual carbon” targets, and have significant reference value for the intelligent transformation of manufacturing enterprises.
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党的二十大报告强调要推动制造业高端化、智能化、绿色化发展。本文基于GML-SBM模型和SBM-DDF模型测算了2012—2022年制造业A股上市公司的碳全要素生产率,从投入和应用两个方面探究智能制造提升企业碳全要素生产率的效应和渠道。结果发现,智能制造能显著提高企业碳全要素生产率,且技术效率变动是主要驱动力;智能制造主要通过要素成本和要素结构渠道,即降低资本、劳动使用成本和促进资本深化、提高资本产出效率四条路径提升企业碳全要素生产率;对年轻企业和非国有企业、处在竞争程度较高行业和技术密集型行业的企业、处在知识产权保护程度较高地区及工业基地的企业,智能制造的作用效果更强。研究结果为智能制造战略的实施和“双碳”目标的实现提供了政策启示,对制造业企业的智能化转型具有重要参考意义。
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王玉燕(1988—),博士,安徽大学经济学院副教授,博士研究生导师,研究方向:产业升级与产业政策;
唐辰新(1999—),安徽大学经济学院硕士研究生,研究方向:数字经济与制造业高质量发展。
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王玉燕(1988—),博士,安徽大学经济学院副教授,博士研究生导师,研究方向:产业升级与产业政策;
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王玉燕(1988—),博士,安徽大学经济学院副教授,博士研究生导师,研究方向:产业升级与产业政策;
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唐辰新(1999—),安徽大学经济学院硕士研究生,研究方向:数字经济与制造业高质量发展。
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唐辰新(1999—),安徽大学经济学院硕士研究生,研究方向:数字经济与制造业高质量发展。
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数量经济技术经济研究,
2023,
40(6): 133-152., articleTitle=劳动保护与企业智能制造转型——来自机器人进口的证据, refAbstract=null), Reference(id=1170743984243647215, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, doi=null, pmid=null, pmcid=null, year=2024, volume=null, issue=2, pageStart=137, pageEnd=154, url=null, language=null, rfNumber=[72], rfOrder=71, authorNames=周鹏, 王卓, 谭常春, journalName=中国工业经济, refType=null, unstructuredReference=周鹏, 王卓, 谭常春, 等. 数字技术创新的价值——基于并购视角和机器学习方法的分析[J].
中国工业经济,
2024(2): 137-154., articleTitle=数字技术创新的价值——基于并购视角和机器学习方法的分析, refAbstract=null)], funds=[Fund(id=1170743979667661434, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, awardId=21CJY050, language=CN, fundingSource=国家社会科学基金“‘双循环’新格局下制造业高质量发展的驱动机制、效果测度及提升策略研究”(21CJY050), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1170743975645323800, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, xref=null, ext=[AuthorCompanyExt(id=1170743975653712409, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, companyId=1170743975645323800, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=School of Economics, Anhui University, Hefei 230601, China), AuthorCompanyExt(id=1170743975657906714, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, companyId=1170743975645323800, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=安徽大学经济学院, 合肥 230601)])], figs=[ArticleFig(id=1170743977075581502, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=wZhS7EJ+e9CUZMpuN26tlw==, figureFileBig=jLopAU5S6OiaYIO4557voQ==, tableContent=null), ArticleFig(id=1170743977134301760, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=图1, caption=
智能制造影响制造业企业碳全要素生产率的影响效应和作用机制, figureFileSmall=wZhS7EJ+e9CUZMpuN26tlw==, figureFileBig=jLopAU5S6OiaYIO4557voQ==, tableContent=null), ArticleFig(id=1170743977205604930, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 观测值 | 均值 | 标准差 | 最小值 | 最大值 |
| CTFP | 19074 | 0.9610 | 0.0919 | 0.2231 | 1.9476 |
| EC | 19074 | 1.3078 | 0.1738 | 0.2840 | 2.5988 |
| TC | 19074 | 0.7419 | 0.0798 | 0.5198 | 0.9409 |
| AIALStd | 24883 | -0.0280 | 0.0260 | -0.0730 | 0.1150 |
| Exposure | 24019 | 0.2770 | 0.6657 | 0.0000 | 4.2459 |
| Size | 23646 | 21.8354 | 1.2069 | 19.2962 | 25.2170 |
| Age | 20075 | 9.8954 | 7.3653 | 0.0000 | 32.0000 |
| LEV | 23450 | 0.3513 | 0.2139 | -0.3453 | 0.9403 |
| TobinQ | 20647 | 2.1164 | 1.3329 | 0.2438 | 9.5402 |
| ROA | 23400 | 0.0695 | 0.0876 | -0.2532 | 0.4726 |
| Cashflow | 23450 | 0.0567 | 0.1014 | -0.3906 | 0.4656 |
| Growth | 22013 | 0.1287 | 0.5195 | -2.2584 | 2.5045 |
| lnFanv | 23758 | 20.0025 | 1.5008 | 15.1687 | 23.9585 |
), ArticleFig(id=1170743977289491011, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表1, caption=
主要变量描述性统计
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 观测值 | 均值 | 标准差 | 最小值 | 最大值 |
| CTFP | 19074 | 0.9610 | 0.0919 | 0.2231 | 1.9476 |
| EC | 19074 | 1.3078 | 0.1738 | 0.2840 | 2.5988 |
| TC | 19074 | 0.7419 | 0.0798 | 0.5198 | 0.9409 |
| AIALStd | 24883 | -0.0280 | 0.0260 | -0.0730 | 0.1150 |
| Exposure | 24019 | 0.2770 | 0.6657 | 0.0000 | 4.2459 |
| Size | 23646 | 21.8354 | 1.2069 | 19.2962 | 25.2170 |
| Age | 20075 | 9.8954 | 7.3653 | 0.0000 | 32.0000 |
| LEV | 23450 | 0.3513 | 0.2139 | -0.3453 | 0.9403 |
| TobinQ | 20647 | 2.1164 | 1.3329 | 0.2438 | 9.5402 |
| ROA | 23400 | 0.0695 | 0.0876 | -0.2532 | 0.4726 |
| Cashflow | 23450 | 0.0567 | 0.1014 | -0.3906 | 0.4656 |
| Growth | 22013 | 0.1287 | 0.5195 | -2.2584 | 2.5045 |
| lnFanv | 23758 | 20.0025 | 1.5008 | 15.1687 | 23.9585 |
), ArticleFig(id=1170743977352405573, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP | EC | TC | CTFP | EC | TC |
| AIALStd | 0.3774*** (0.0292) | 0.6899*** (0.0908) | -0.0978*** (0.0371) | | | |
| Exposure | | | | 0.0022*** (0.0007) | 0.0094*** (0.0030) | -0.0033** (0.0013) |
| Constant | 1.4765*** (0.0250) | 1.2149*** (0.0842) | 1.2070*** (0.0309) | 1.4565*** (0.0251) | 1.1839*** (0.0834) | 1.2080*** (0.0306) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 14221 | 14221 | 14221 | 14320 | 14320 | 14320 |
| R2 | 0.5141 | 0.6811 | 0.8519 | 0.4837 | 0.6800 | 0.8534 |
), ArticleFig(id=1170743977448874567, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表2, caption=
基准回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP | EC | TC | CTFP | EC | TC |
| AIALStd | 0.3774*** (0.0292) | 0.6899*** (0.0908) | -0.0978*** (0.0371) | | | |
| Exposure | | | | 0.0022*** (0.0007) | 0.0094*** (0.0030) | -0.0033** (0.0013) |
| Constant | 1.4765*** (0.0250) | 1.2149*** (0.0842) | 1.2070*** (0.0309) | 1.4565*** (0.0251) | 1.1839*** (0.0834) | 1.2080*** (0.0306) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 14221 | 14221 | 14221 | 14320 | 14320 | 14320 |
| R2 | 0.5141 | 0.6811 | 0.8519 | 0.4837 | 0.6800 | 0.8534 |
), ArticleFig(id=1170743977520177737, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) |
| CTFP | EC | TC | CTFP | EC | TC | CTFP | EC | TC |
| Panel A |
| L.AIALStd | 0.2821*** (0.0282) | 0.5875*** (0.0938) | -0.1120*** (0.0408) | | | | | | |
| L2.AIALStd | | | | 0.1479*** (0.0272) | 0.3969*** (0.0943) | -0.1033** (0.0402) | | | |
| L3.AIALStd | | | | | | | 0.0203 (0.0260) | 0.2815*** (0.0923) | -0.1297*** (0.0397) |
| Constant | 1.4684*** (0.0244) | 1.2770*** (0.0834) | 1.1424*** (0.0320) | 1.4437*** (0.0257) | 1.3094*** (0.0839) | 1.0923*** (0.0318) | 1.4292*** (0.0290) | 1.3466*** (0.0911) | 1.0570*** (0.0331) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 13311 | 13311 | 13311 | 12356 | 12356 | 12356 | 11276 | 11276 | 11276 |
| R2 | 0.4440 | 0.5588 | 0.7461 | 0.3737 | 0.4136 | 0.5904 | 0.3176 | 0.2783 | 0.4040 |
| Panel B |
| L.Exposure | 0.0023*** | 0.0099*** | -0.0036*** | | | | | | |
| (0.0007) | (0.0030) | (0.0013) | | | | | | |
| L2.Exposure | | | | 0.0022*** (0.0008) | 0.0098*** (0.0030) | -0.0038*** (0.0013) | | | |
| L3.Exposure | | | | | | | 0.0024*** (0.0009) | 0.0096*** (0.0031) | -0.0038*** (0.0012) |
| Constant | 1.4595*** (0.0250) | 1.2636*** (0.0838) | 1.1420*** (0.0317) | 1.4448*** (0.0259) | 1.3160*** (0.0840) | 1.0885*** (0.0317) | 1.4264*** (0.0288) | 1.3415*** (0.0902) | 1.0584*** (0.0327) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 13393 | 13393 | 13393 | 12432 | 12432 | 12432 | 11359 | 11359 | 11359 |
| R2 | 0.4266 | 0.5581 | 0.7483 | 0.3709 | 0.4141 | 0.5928 | 0.3201 | 0.2803 | 0.4062 |
), ArticleFig(id=1170743977616646731, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表3, caption=
智能制造水平滞后项与碳全要素生产率回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) |
| CTFP | EC | TC | CTFP | EC | TC | CTFP | EC | TC |
| Panel A |
| L.AIALStd | 0.2821*** (0.0282) | 0.5875*** (0.0938) | -0.1120*** (0.0408) | | | | | | |
| L2.AIALStd | | | | 0.1479*** (0.0272) | 0.3969*** (0.0943) | -0.1033** (0.0402) | | | |
| L3.AIALStd | | | | | | | 0.0203 (0.0260) | 0.2815*** (0.0923) | -0.1297*** (0.0397) |
| Constant | 1.4684*** (0.0244) | 1.2770*** (0.0834) | 1.1424*** (0.0320) | 1.4437*** (0.0257) | 1.3094*** (0.0839) | 1.0923*** (0.0318) | 1.4292*** (0.0290) | 1.3466*** (0.0911) | 1.0570*** (0.0331) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 13311 | 13311 | 13311 | 12356 | 12356 | 12356 | 11276 | 11276 | 11276 |
| R2 | 0.4440 | 0.5588 | 0.7461 | 0.3737 | 0.4136 | 0.5904 | 0.3176 | 0.2783 | 0.4040 |
| Panel B |
| L.Exposure | 0.0023*** | 0.0099*** | -0.0036*** | | | | | | |
| (0.0007) | (0.0030) | (0.0013) | | | | | | |
| L2.Exposure | | | | 0.0022*** (0.0008) | 0.0098*** (0.0030) | -0.0038*** (0.0013) | | | |
| L3.Exposure | | | | | | | 0.0024*** (0.0009) | 0.0096*** (0.0031) | -0.0038*** (0.0012) |
| Constant | 1.4595*** (0.0250) | 1.2636*** (0.0838) | 1.1420*** (0.0317) | 1.4448*** (0.0259) | 1.3160*** (0.0840) | 1.0885*** (0.0317) | 1.4264*** (0.0288) | 1.3415*** (0.0902) | 1.0584*** (0.0327) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 13393 | 13393 | 13393 | 12432 | 12432 | 12432 | 11359 | 11359 | 11359 |
| R2 | 0.4266 | 0.5581 | 0.7483 | 0.3709 | 0.4141 | 0.5928 | 0.3201 | 0.2803 | 0.4062 |
), ArticleFig(id=1170743977708921421, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, 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) | (6) | (7) | (8) |
| AIALStd | Exposure | CTFP | EC | TC | CTFP | EC | TC |
| IV_AIALStd_Lewbel | 60.7240*** (3.7606) | | | | | | | |
| IV_lnPost×lnWeibo | 0.0008** (0.0004) | | | | | | | |
| IV_Exposure_Lewbel | | 0.1686*** (0.0047) | | | | | | |
| IV_lnPost×AIper | | 0.3185*** (0.0777) | | | | | | |
| AIALStd | | | 0.2489*** (0.0434) | 0.3779*** (0.1440) | -0.0293 (0.0633) | | | |
| Exposure | | | | | | 0.0026*** (0.0009) | 0.0091*** (0.0035) | -0.0029** (0.0015) |
KP-rk LM Statistic (P-Value) | | | 49.5030*** (0.0000) | 99.9220*** (0.0000) |
C-D Wald F Statistic (10% Maximal Size) | | | 4306.7440 (19.9300) | 8408.044 (19.9300) |
Hansen J Statistic (P-Value) | | | 0.0090 (0.9250) | 0.3740 (0.5409) | 0.7340 (0.3887) | 0.3940 (0.5300) | 0.7550 (0.3849) | 0.6080 (0.4356) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 11350 | 12392 | 11350 | 11350 | 11350 | 12392 | 12392 | 12392 |
| R2 | — | — | 0.4613 | 0.5606 | 0.7490 | 0.4892 | 0.6803 | 0.8545 |
), ArticleFig(id=1170743977797001807, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表4, caption=
工具变量处理结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 第一阶段 | 第二阶段 |
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) |
| AIALStd | Exposure | CTFP | EC | TC | CTFP | EC | TC |
| IV_AIALStd_Lewbel | 60.7240*** (3.7606) | | | | | | | |
| IV_lnPost×lnWeibo | 0.0008** (0.0004) | | | | | | | |
| IV_Exposure_Lewbel | | 0.1686*** (0.0047) | | | | | | |
| IV_lnPost×AIper | | 0.3185*** (0.0777) | | | | | | |
| AIALStd | | | 0.2489*** (0.0434) | 0.3779*** (0.1440) | -0.0293 (0.0633) | | | |
| Exposure | | | | | | 0.0026*** (0.0009) | 0.0091*** (0.0035) | -0.0029** (0.0015) |
KP-rk LM Statistic (P-Value) | | | 49.5030*** (0.0000) | 99.9220*** (0.0000) |
C-D Wald F Statistic (10% Maximal Size) | | | 4306.7440 (19.9300) | 8408.044 (19.9300) |
Hansen J Statistic (P-Value) | | | 0.0090 (0.9250) | 0.3740 (0.5409) | 0.7340 (0.3887) | 0.3940 (0.5300) | 0.7550 (0.3849) | 0.6080 (0.4356) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 11350 | 12392 | 11350 | 11350 | 11350 | 12392 | 12392 | 12392 |
| R2 | — | — | 0.4613 | 0.5606 | 0.7490 | 0.4892 | 0.6803 | 0.8545 |
), ArticleFig(id=1170743977868304977, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP | EC | TC | CTFP | EC | TC |
| AIALStd | 0.4104*** (0.0353) | 0.7463*** (0.1117) | -0.1054*** (0.0459) | | | |
| IMR_AIALStd | 0.0179*** (0.0064) | 0.0408** (0.0209) | -0.0030 (0.0082) | | | |
| Exposure | | | | 0.0020*** (0.0008) | 0.0076** (0.0033) | -0.0024* (0.0014) |
| IMR_Exposure | | | | -0.0186** (0.0080) | -0.2223*** (0.0292) | 0.1018*** (0.0131) |
| Constant | 1.4547*** (0.0291) | 1.2054*** (0.1029) | 1.1543*** (0.0406) | 1.4962*** (0.0297) | 1.6107*** (0.1066) | 0.9855*** (0.0426) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 11505 | 11505 | 11505 | 11565 | 11565 | 11565 |
| R2 | 0.4696 | 0.5634 | 0.7492 | 0.4295 | 0.5651 | 0.7540 |
), ArticleFig(id=1170743977939608147, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表5, caption=
Heckman两阶段回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP | EC | TC | CTFP | EC | TC |
| AIALStd | 0.4104*** (0.0353) | 0.7463*** (0.1117) | -0.1054*** (0.0459) | | | |
| IMR_AIALStd | 0.0179*** (0.0064) | 0.0408** (0.0209) | -0.0030 (0.0082) | | | |
| Exposure | | | | 0.0020*** (0.0008) | 0.0076** (0.0033) | -0.0024* (0.0014) |
| IMR_Exposure | | | | -0.0186** (0.0080) | -0.2223*** (0.0292) | 0.1018*** (0.0131) |
| Constant | 1.4547*** (0.0291) | 1.2054*** (0.1029) | 1.1543*** (0.0406) | 1.4962*** (0.0297) | 1.6107*** (0.1066) | 0.9855*** (0.0426) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 11505 | 11505 | 11505 | 11565 | 11565 | 11565 |
| R2 | 0.4696 | 0.5634 | 0.7492 | 0.4295 | 0.5651 | 0.7540 |
), ArticleFig(id=1170743978023494230, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) |
| CTFP | EC | TC | CTFP | EC | TC | CTFP | EC | TC |
| Panel A |
| AIALStd | 0.3766*** (0.0292) | 0.6895*** (0.0910) | -0.0983*** (0.0371) | 0.3787*** (0.0293) | 0.6841*** (0.0908) | -0.0935** (0.0370) | 0.3780*** (0.0293) | 0.6839*** (0.0909) | -0.0940** (0.0370) |
| Constant | 1.4804*** (0.0259) | 1.2048*** (0.0870) | 1.2150*** (0.0318) | 1.4835*** (0.0265) | 1.1987*** (0.0896) | 1.2232*** (0.0336) | 1.4882*** (0.0275) | 1.1879*** (0.0921) | 1.2322*** (0.0343) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| City×Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Industry×Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 14221 | 14221 | 14221 | 14221 | 14221 | 14221 | 14221 | 14221 | 14221 |
| R2 | 0.5146 | 0.6812 | 0.8520 | 0.5146 | 0.6816 | 0.8523 | 0.5151 | 0.6817 | 0.8524 |
| Panel B |
| Exposure | 0.0022*** (0.0007) | 0.0093*** (0.0030) | -0.0033** (0.0013) | 0.0029*** (0.0008) | 0.0155*** (0.0035) | -0.0061*** (0.0015) | 0.0029*** (0.0008) | 0.0155*** (0.0035) | -0.0061*** (0.0015) |
| Constant | 1.4613*** (0.0258) | 1.1750*** (0.0861) | 1.2161*** (0.0314) | 1.4425*** (0.0269) | 1.0937*** (0.0907) | 1.2484*** (0.0340) | 1.4476*** (0.0276) | 1.0824*** (0.0928) | 1.2580*** (0.0346) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| City×Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Industry×Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 14320 | 14320 | 14320 | 14320 | 14320 | 14320 | 14320 | 14320 | 14320 |
| R2 | 0.4842 | 0.6800 | 0.8534 | 0.4846 | 0.6815 | 0.8542 | 0.4851 | 0.6816 | 0.8543 |
), ArticleFig(id=1170743978119963222, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表6, caption=
考虑遗漏变量的回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) |
| CTFP | EC | TC | CTFP | EC | TC | CTFP | EC | TC |
| Panel A |
| AIALStd | 0.3766*** (0.0292) | 0.6895*** (0.0910) | -0.0983*** (0.0371) | 0.3787*** (0.0293) | 0.6841*** (0.0908) | -0.0935** (0.0370) | 0.3780*** (0.0293) | 0.6839*** (0.0909) | -0.0940** (0.0370) |
| Constant | 1.4804*** (0.0259) | 1.2048*** (0.0870) | 1.2150*** (0.0318) | 1.4835*** (0.0265) | 1.1987*** (0.0896) | 1.2232*** (0.0336) | 1.4882*** (0.0275) | 1.1879*** (0.0921) | 1.2322*** (0.0343) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| City×Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Industry×Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 14221 | 14221 | 14221 | 14221 | 14221 | 14221 | 14221 | 14221 | 14221 |
| R2 | 0.5146 | 0.6812 | 0.8520 | 0.5146 | 0.6816 | 0.8523 | 0.5151 | 0.6817 | 0.8524 |
| Panel B |
| Exposure | 0.0022*** (0.0007) | 0.0093*** (0.0030) | -0.0033** (0.0013) | 0.0029*** (0.0008) | 0.0155*** (0.0035) | -0.0061*** (0.0015) | 0.0029*** (0.0008) | 0.0155*** (0.0035) | -0.0061*** (0.0015) |
| Constant | 1.4613*** (0.0258) | 1.1750*** (0.0861) | 1.2161*** (0.0314) | 1.4425*** (0.0269) | 1.0937*** (0.0907) | 1.2484*** (0.0340) | 1.4476*** (0.0276) | 1.0824*** (0.0928) | 1.2580*** (0.0346) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| City×Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Industry×Year FE | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 14320 | 14320 | 14320 | 14320 | 14320 | 14320 | 14320 | 14320 | 14320 |
| R2 | 0.4842 | 0.6800 | 0.8534 | 0.4846 | 0.6815 | 0.8542 | 0.4851 | 0.6816 | 0.8543 |
), ArticleFig(id=1170743978203849303, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP_DDF | EC_DDF | TC_DDF | CTFP_DDF | EC_DDF | TC_DDF |
| AIALStd | 0.0990*** (0.0098) | 0.2132*** (0.0278) | -0.0820*** (0.0174) | | | |
| Exposure | | | | 0.0005** (0.0002) | 0.0026*** (0.0009) | -0.0016** (0.0006) |
| Constant | 1.1596*** (0.0077) | 1.0706*** (0.0254) | 1.0814*** (0.0157) | 1.1547*** (0.0077) | 1.0603*** (0.0253) | 1.0851*** (0.0156) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 14221 | 14221 | 14221 | 14320 | 14320 | 14320 |
| R2 | 0.4875 | 0.7167 | 0.8375 | 0.4728 | 0.7155 | 0.8383 |
), ArticleFig(id=1170743978270958169, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表7, caption=
替换被解释变量的回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP_DDF | EC_DDF | TC_DDF | CTFP_DDF | EC_DDF | TC_DDF |
| AIALStd | 0.0990*** (0.0098) | 0.2132*** (0.0278) | -0.0820*** (0.0174) | | | |
| Exposure | | | | 0.0005** (0.0002) | 0.0026*** (0.0009) | -0.0016** (0.0006) |
| Constant | 1.1596*** (0.0077) | 1.0706*** (0.0254) | 1.0814*** (0.0157) | 1.1547*** (0.0077) | 1.0603*** (0.0253) | 1.0851*** (0.0156) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 14221 | 14221 | 14221 | 14320 | 14320 | 14320 |
| R2 | 0.4875 | 0.7167 | 0.8375 | 0.4728 | 0.7155 | 0.8383 |
), ArticleFig(id=1170743978333872731, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP | EC | TC | CTFP | EC | TC |
| Hard_std | 0.0010** (0.0005) | 0.0158*** (0.0029) | -0.0074*** (0.0013) | | | |
| Soft_std | | | | 0.0008** (0.0004) | 0.0052*** (0.0016) | -0.0021*** (0.0006) |
| Constant | 1.4479*** (0.0230) | 1.2824*** (0.0779) | 1.1512*** (0.0308) | 1.4495*** (0.0227) | 1.2160*** (0.0777) | 1.1874*** (0.0308) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 14345 | 14345 | 14345 | 14345 | 14345 | 14345 |
| R2 | 0.4817 | 0.6823 | 0.8553 | 0.4826 | 0.6802 | 0.8537 |
), ArticleFig(id=1170743978409370205, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表8, caption=
替换核心解释变量的回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP | EC | TC | CTFP | EC | TC |
| Hard_std | 0.0010** (0.0005) | 0.0158*** (0.0029) | -0.0074*** (0.0013) | | | |
| Soft_std | | | | 0.0008** (0.0004) | 0.0052*** (0.0016) | -0.0021*** (0.0006) |
| Constant | 1.4479*** (0.0230) | 1.2824*** (0.0779) | 1.1512*** (0.0308) | 1.4495*** (0.0227) | 1.2160*** (0.0777) | 1.1874*** (0.0308) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 14345 | 14345 | 14345 | 14345 | 14345 | 14345 |
| R2 | 0.4817 | 0.6823 | 0.8553 | 0.4826 | 0.6802 | 0.8537 |
), ArticleFig(id=1170743978480673375, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP | EC | TC | CTFP | EC | TC |
| AIALStd | 0.5469*** (0.0534) | 1.2926*** (0.1763) | -0.2779*** (0.0710) | | | |
| Exposure | | | | 0.0029*** (0.0009) | 0.0276*** (0.0045) | -0.0119*** (0.0019) |
| Constant | 1.4989*** (0.0370) | 1.2724*** (0.1363) | 1.1367*** (0.0517) | 1.4505*** (0.0376) | 1.1753*** (0.1309) | 1.1528*** (0.0487) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 6900 | 6900 | 6900 | 6929 | 6929 | 6929 |
| R2 | 0.3768 | 0.4331 | 0.5642 | 0.3449 | 0.4305 | 0.5682 |
), ArticleFig(id=1170743978560365153, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表9, caption=
改变样本期的回归结果(2015—2019年)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP | EC | TC | CTFP | EC | TC |
| AIALStd | 0.5469*** (0.0534) | 1.2926*** (0.1763) | -0.2779*** (0.0710) | | | |
| Exposure | | | | 0.0029*** (0.0009) | 0.0276*** (0.0045) | -0.0119*** (0.0019) |
| Constant | 1.4989*** (0.0370) | 1.2724*** (0.1363) | 1.1367*** (0.0517) | 1.4505*** (0.0376) | 1.1753*** (0.1309) | 1.1528*** (0.0487) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 6900 | 6900 | 6900 | 6929 | 6929 | 6929 |
| R2 | 0.3768 | 0.4331 | 0.5642 | 0.3449 | 0.4305 | 0.5682 |
), ArticleFig(id=1170743978640056931, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP | EC | TC | CTFP | EC | TC |
| AIALStd | 0.3600*** (0.0311) | 0.6595*** (0.0982) | -0.0931** (0.0403) | | | |
| Exposure | | | | 0.0017** (0.0008) | 0.0075** (0.0033) | -0.0027* (0.0014) |
| Constant | 1.4629*** (0.0272) | 1.1740*** (0.0900) | 1.2186*** (0.0325) | 1.4458*** (0.0273) | 1.1481*** (0.0895) | 1.2187*** (0.0322) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 12407 | 12407 | 12407 | 12494 | 12494 | 12494 |
| R2 | 0.5066 | 0.6867 | 0.8551 | 0.4768 | 0.6850 | 0.8565 |
), ArticleFig(id=1170743978732331621, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表10, caption=
改变样本范围的回归结果(删除直辖市)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| CTFP | EC | TC | CTFP | EC | TC |
| AIALStd | 0.3600*** (0.0311) | 0.6595*** (0.0982) | -0.0931** (0.0403) | | | |
| Exposure | | | | 0.0017** (0.0008) | 0.0075** (0.0033) | -0.0027* (0.0014) |
| Constant | 1.4629*** (0.0272) | 1.1740*** (0.0900) | 1.2186*** (0.0325) | 1.4458*** (0.0273) | 1.1481*** (0.0895) | 1.2187*** (0.0322) |
| Controls | Yes | Yes | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes | Yes | Yes |
| N | 12407 | 12407 | 12407 | 12494 | 12494 | 12494 |
| R2 | 0.5066 | 0.6867 | 0.8551 | 0.4768 | 0.6850 | 0.8565 |
), ArticleFig(id=1170743978824606311, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 降低资本要素成本 | 降低劳动要素成本 | 变量 | 降低资本要素成本 | 降低劳动要素成本 |
| (1) | (2) | (3) | (4) | (1) | (2) | (3) | (4) |
| DCC | DCC | Maeff | Maeff | DCC | DCC | Maeff | Maeff |
| AIALStd | -0.1096*** (0.0327) | | 0.1726*** (0.0412) | | Controls | Yes | Yes | Yes | Yes |
| AIALStd2 | | | -1.3027** (0.5679) | | Company FE | Yes | Yes | Yes | Yes |
| Exposure | | -0.0022*** (0.0009) | | -0.0031** (0.0013) | Year FE | Yes | Yes | Yes | Yes |
| Constant | -0.0367* (0.0220) | -0.0273 (0.0218) | 0.4087*** (0.0338) | 0.4078*** (0.0372) | N | 15436 | 15584 | 17114 | 17286 |
| R2 | 0.1924 | 0.1933 | 0.3195 | 0.3099 |
), ArticleFig(id=1170743978900103785, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表11, caption=
降低要素成本渠道的机制检验
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 降低资本要素成本 | 降低劳动要素成本 | 变量 | 降低资本要素成本 | 降低劳动要素成本 |
| (1) | (2) | (3) | (4) | (1) | (2) | (3) | (4) |
| DCC | DCC | Maeff | Maeff | DCC | DCC | Maeff | Maeff |
| AIALStd | -0.1096*** (0.0327) | | 0.1726*** (0.0412) | | Controls | Yes | Yes | Yes | Yes |
| AIALStd2 | | | -1.3027** (0.5679) | | Company FE | Yes | Yes | Yes | Yes |
| Exposure | | -0.0022*** (0.0009) | | -0.0031** (0.0013) | Year FE | Yes | Yes | Yes | Yes |
| Constant | -0.0367* (0.0220) | -0.0273 (0.0218) | 0.4087*** (0.0338) | 0.4078*** (0.0372) | N | 15436 | 15584 | 17114 | 17286 |
| R2 | 0.1924 | 0.1933 | 0.3195 | 0.3099 |
), ArticleFig(id=1170743978967212651, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 提高资本-劳动比 | 提升资本产出效率 |
| (1) | (2) | (3) | (4) |
| Capdeep | Capdeep | Capeff | Capeff |
| AIALStd | 8.9981*** (0.4425) | | 0.8379*** (0.1880) | |
| Exposure | 0.0379*** (0.0122) | | 0.0116** (0.0053) | |
| Constant | 9.0980*** (0.3254) | 8.3189*** (0.3796) | 0.6805*** (0.1983) | 0.6972*** (0.1997) |
| Controls | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes |
| N | 17112 | 17283 | 15385 | 15529 |
| R2 | 0.5618 | 0.4680 | 0.4131 | 0.4113 |
), ArticleFig(id=1170743979076264557, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表12, caption=
优化要素结构渠道的机制检验
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 提高资本-劳动比 | 提升资本产出效率 |
| (1) | (2) | (3) | (4) |
| Capdeep | Capdeep | Capeff | Capeff |
| AIALStd | 8.9981*** (0.4425) | | 0.8379*** (0.1880) | |
| Exposure | 0.0379*** (0.0122) | | 0.0116** (0.0053) | |
| Constant | 9.0980*** (0.3254) | 8.3189*** (0.3796) | 0.6805*** (0.1983) | 0.6972*** (0.1997) |
| Controls | Yes | Yes | Yes | Yes |
| Company FE | Yes | Yes | Yes | Yes |
| Year FE | Yes | Yes | Yes | Yes |
| N | 17112 | 17283 | 15385 | 15529 |
| R2 | 0.5618 | 0.4680 | 0.4131 | 0.4113 |
), ArticleFig(id=1170743979168539248, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | CTFP |
| 企业年龄 | 企业所有制性质 |
| 年老企业 | 年轻企业 | 国有企业 | 非国有企业 |
| Panel A |
| AIALStd | 0.2481*** (0.0617) | 0.4508*** (0.0344) | 0.2827*** (0.0710) | 0.4481*** (0.0323) |
| Constant | 1.3854*** (0.0624) | 1.4923*** (0.0237) | 1.4050*** (0.0653) | 1.5243*** (0.0283) |
| N | 5123 | 9098 | 2838 | 8550 |
| R2 | 0.3434 | 0.5907 | 0.4729 | 0.6212 |
| Panel B |
| Exposure | 0.0003 (0.0012) | 0.0021** (0.0011) | 0.0012 (0.0013) | 0.0032*** (0.0009) |
| Constant | 1.3679*** (0.0601) | 1.4689*** (0.0253) | 1.3898*** (0.0629) | 1.4989*** (0.0303) |
| N | 5183 | 9137 | 2868 | 8593 |
| R2 | 0.3311 | 0.5565 | 0.4643 | 0.5803 |
), ArticleFig(id=1170743979260813937, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表13, caption=
按企业特征分类的异质性分析结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | CTFP |
| 企业年龄 | 企业所有制性质 |
| 年老企业 | 年轻企业 | 国有企业 | 非国有企业 |
| Panel A |
| AIALStd | 0.2481*** (0.0617) | 0.4508*** (0.0344) | 0.2827*** (0.0710) | 0.4481*** (0.0323) |
| Constant | 1.3854*** (0.0624) | 1.4923*** (0.0237) | 1.4050*** (0.0653) | 1.5243*** (0.0283) |
| N | 5123 | 9098 | 2838 | 8550 |
| R2 | 0.3434 | 0.5907 | 0.4729 | 0.6212 |
| Panel B |
| Exposure | 0.0003 (0.0012) | 0.0021** (0.0011) | 0.0012 (0.0013) | 0.0032*** (0.0009) |
| Constant | 1.3679*** (0.0601) | 1.4689*** (0.0253) | 1.3898*** (0.0629) | 1.4989*** (0.0303) |
| N | 5183 | 9137 | 2868 | 8593 |
| R2 | 0.3311 | 0.5565 | 0.4643 | 0.5803 |
), ArticleFig(id=1170743979332117107, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | CTFP |
| 行业竞争程度 | 要素密集度维度 |
| 高 | 低 | 技术密集 | 非技术密集 |
| Panel A |
| AIALStd | 0.4013*** (0.0407) | 0.3350*** (0.0371) | 0.4048*** (0.0453) | 0.3671*** (0.0399) |
| Constant | 1.4837*** (0.0316) | 1.4858*** (0.0431) | 1.4322*** (0.0288) | 1.5775*** (0.0432) |
| N | 7959 | 6262 | 8040 | 5236 |
| R2 | 0.5583 | 0.4595 | 0.5645 | 0.5450 |
| Panel B |
| Exposure | 0.0023* (0.0013) | 0.0016* (0.0009) | 0.0031*** (0.0008) | 0.0044 (0.0032) |
| Constant | 1.4641*** (0.0320) | 1.4709*** (0.0426) | 1.4098*** (0.0294) | 1.5528*** (0.0431) |
| N | 8022 | 6298 | 8079 | 5288 |
| R2 | 0.5250 | 0.4348 | 0.5416 | 0.5057 |
), ArticleFig(id=1170743979403420277, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表14, caption=
按行业特征分类的异质性分析回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | CTFP |
| 行业竞争程度 | 要素密集度维度 |
| 高 | 低 | 技术密集 | 非技术密集 |
| Panel A |
| AIALStd | 0.4013*** (0.0407) | 0.3350*** (0.0371) | 0.4048*** (0.0453) | 0.3671*** (0.0399) |
| Constant | 1.4837*** (0.0316) | 1.4858*** (0.0431) | 1.4322*** (0.0288) | 1.5775*** (0.0432) |
| N | 7959 | 6262 | 8040 | 5236 |
| R2 | 0.5583 | 0.4595 | 0.5645 | 0.5450 |
| Panel B |
| Exposure | 0.0023* (0.0013) | 0.0016* (0.0009) | 0.0031*** (0.0008) | 0.0044 (0.0032) |
| Constant | 1.4641*** (0.0320) | 1.4709*** (0.0426) | 1.4098*** (0.0294) | 1.5528*** (0.0431) |
| N | 8022 | 6298 | 8079 | 5288 |
| R2 | 0.5250 | 0.4348 | 0.5416 | 0.5057 |
), ArticleFig(id=1170743979474723446, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | CTFP |
| 知识产权保护程度 | 工业基地属性 |
| 高 | 低 | 重工业基地 | 轻工业基地 | 工业基地非 |
| Panel A |
| AIALStd | 0.4382*** (0.0506) | 0.3341*** (0.0386) | 0.4245*** (0.0984) | 0.4103*** (0.0418) | 0.3242*** (0.0416) |
| Constant | 1.4581*** (0.0337) | 1.5178*** (0.0386) | 1.5280*** (0.0530) | 1.4316*** (0.0320) | 1.4992*** (0.0421) |
| N | 4982 | 6283 | 1660 | 6979 | 5582 |
| R2 | 0.5200 | 0.5078 | 0.5019 | 0.5334 | 0.5040 |
| Panel B |
| Exposure | 0.0040*** (0.0011) | 0.0017 (0.0011) | 0.0044*** (0.0016) | 0.0024** (0.0011) | 0.0014 (0.0010) |
| Constant | 1.4235*** (0.0340) | 1.4907*** (0.0394) | 1.5338*** (0.0615) | 1.4140*** (0.0331) | 1.4735*** (0.0418) |
| N | 5021 | 6327 | 1675 | 7031 | 5614 |
| R2 | 0.4863 | 0.4756 | 0.4742 | 0.4966 | 0.4807 |
), ArticleFig(id=1170743979546026616, tenantId=1146029695717560320, journalId=1146120045056339983, articleId=1170683279465292226, language=CN, label=表15, caption=
按地区特征分类的异质性分析结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | CTFP |
| 知识产权保护程度 | 工业基地属性 |
| 高 | 低 | 重工业基地 | 轻工业基地 | 工业基地非 |
| Panel A |
| AIALStd | 0.4382*** (0.0506) | 0.3341*** (0.0386) | 0.4245*** (0.0984) | 0.4103*** (0.0418) | 0.3242*** (0.0416) |
| Constant | 1.4581*** (0.0337) | 1.5178*** (0.0386) | 1.5280*** (0.0530) | 1.4316*** (0.0320) | 1.4992*** (0.0421) |
| N | 4982 | 6283 | 1660 | 6979 | 5582 |
| R2 | 0.5200 | 0.5078 | 0.5019 | 0.5334 | 0.5040 |
| Panel B |
| Exposure | 0.0040*** (0.0011) | 0.0017 (0.0011) | 0.0044*** (0.0016) | 0.0024** (0.0011) | 0.0014 (0.0010) |
| Constant | 1.4235*** (0.0340) | 1.4907*** (0.0394) | 1.5338*** (0.0615) | 1.4140*** (0.0331) | 1.4735*** (0.0418) |
| N | 5021 | 6327 | 1675 | 7031 | 5614 |
| R2 | 0.4863 | 0.4756 | 0.4742 | 0.4966 | 0.4807 |
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