Article(id=1153992894198305457, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1153992893040677529, articleNumber=1671-1807(2025)06-0113-08, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1728403200000, receivedDateStr=2024-10-09, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1753062946128, onlineDateStr=2025-07-21, pubDate=1742832000000, pubDateStr=2025-03-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1753062946128, onlineIssueDateStr=2025-07-21, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1753062946128, creator=13701087609, updateTime=1753062946128, updator=13701087609, issue=Issue{id=1153992893040677529, tenantId=1146029695717560320, journalId=1146123222451335185, year='2025', volume='25', issue='6', pageStart='1', pageEnd='376', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1753062945851, creator=13701087609, updateTime=1755224695430, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1163059927997072066, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1153992893040677529, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1163059927997072067, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1153992893040677529, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=113, endPage=120, ext={EN=ArticleExt(id=1153992894722593468, articleId=1153992894198305457, tenantId=1146029695717560320, journalId=1146123222451335185, language=EN, title=Impact of Digital Industry Agglomeration on Regional Green Innovation Efficiency, columnId=1151877660386357290, journalTitle=Science Technology and Industry, columnName=Industrial Development, runingTitle=null, highlight=null, articleAbstract=
With high-quality development of economy, green innovation has emerged as a crucial driving force for fostering sustainable and healthy economic growth. Digital industry agglomeration can promote the agglomeration of factor resources and industrial transformation and upgrading, thereby enhancing regional green innovation efficiency. Based on the panel data of 30 provinces(due to the lack of data, the statistical data mentioned here do not include the Tibet Autonomous Region, the Hong Kong Special Administrative Region, the Macao Special Administrative Region and Taiwan Province)from 2012 to 2021, the Super-SBM model and location entropy were used to measure the evaluation indicators of green innovation efficiency and digital industry agglomeration, subsequently, the effects and mechanism of digital industry agglomeration on green innovation efficiency were examined. The results indicate that digital industry agglomeration contributes to the enhancement of regional green innovation efficiency. Due to the differences in geographical location and technology input level, the enhancement effect of digital industry agglomeration on regional green innovation efficiency is more significant in the eastern region and high-tech input provinces. Mechanism analysis shows that digital industry agglomeration can improve regional green innovation efficiency by promoting the upgrading of industrial structure. In view of this, each province should actively promote the development of digital industry clusters, scientifically formulate differentiated digital industry development strategies and promote the upgrading of industrial structure, so as to help the steady improvement of regional green innovation efficiency.
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随着经济高质量发展,绿色创新已成为推动经济持续健康发展的关键力量。数字产业的集聚不仅能促进资源和要素的集中,还能推动产业的转型升级,从而提高区域绿色创新效率。基于2012—2021年30个省份(因数据缺失,未包含西藏地区和港、澳、台地区)的面板数据,分别采用超效率-SBM模型和区位熵对绿色创新效率和数字产业集聚评价指标进行测度,然后再检验数字产业集聚对绿色创新效率的影响及其作用机制。研究结果表明:数字产业集聚有助于提升区域绿色创新效率;因地理位置和科技投入水平的差异,数字产业集聚对区域绿色创新效率的提升效应在东部地区和高科技投入省份的作用更加显著。机制分析表明:数字产业集聚可以通过促进产业结构升级提高区域绿色创新效率。鉴于此,各省份积极推动数字产业集群的发展,科学制定差异化数字产业发展策略,促进产业结构升级,以此来助力区域绿色创新效率的稳步提升。
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李文川(1983—),男,重庆人,博士,教授,研究方向为物流与供应链管理;
李培琴(1999—),女,江西南昌人,硕士研究生,研究方向为区域与产业经济管理;
张安琪(2000—),女,江西抚州人,硕士研究生,研究方向为物流与供应链管理;
肖潇(2001—),女,江西赣州人,硕士研究生,研究方向为物流与供应链管理。
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1 School of Humanities and Law, Nanchang Hangkong University, Nanchang 330063, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1245461200792826330, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, authorId=1245461200423727560, language=CN, stringName=李文川, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1 南昌航空大学文法学院, 南昌 330063, bio={"content":"
李文川(1983—),男,重庆人,博士,教授,研究方向为物流与供应链管理;
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李文川(1983—),男,重庆人,博士,教授,研究方向为物流与供应链管理;
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2 School of Economics and Management, Nanchang Hangkong University, Nanchang 330063, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1245461204525756911, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, authorId=1245461200943821281, language=CN, stringName=李培琴, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2 南昌航空大学经济管理学院, 南昌 330063, bio={"content":"
李培琴(1999—),女,江西南昌人,硕士研究生,研究方向为区域与产业经济管理;
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李培琴(1999—),女,江西南昌人,硕士研究生,研究方向为区域与产业经济管理;
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2 南昌航空大学经济管理学院, 南昌 330063)])]), Author(id=1245461204613837299, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, orderNo=2, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1245461204756443641, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, authorId=1245461204613837299, language=EN, stringName=Anqi ZHANG, firstName=Anqi, middleName=null, lastName=ZHANG, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2 School of Economics and Management, Nanchang Hangkong University, Nanchang 330063, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1245461204865495552, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, authorId=1245461204613837299, language=CN, stringName=张安琪, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2 南昌航空大学经济管理学院, 南昌 330063, bio={"content":"
张安琪(2000—),女,江西抚州人,硕士研究生,研究方向为物流与供应链管理;
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张安琪(2000—),女,江西抚州人,硕士研究生,研究方向为物流与供应链管理;
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2 School of Economics and Management, Nanchang Hangkong University, Nanchang 330063, China), AuthorCompanyExt(id=1245461200323064260, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, companyId=1245461200314675650, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 南昌航空大学经济管理学院, 南昌 330063)])]), Author(id=1245461204991324683, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, orderNo=3, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1245461205117153813, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, authorId=1245461204991324683, language=EN, stringName=Xiao XIAO, firstName=Xiao, middleName=null, lastName=XIAO, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2 School of Economics and Management, Nanchang Hangkong University, Nanchang 330063, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1245461205276537378, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, authorId=1245461204991324683, language=CN, stringName=肖潇, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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2 南昌航空大学经济管理学院, 南昌 330063, bio={"content":"
肖潇(2001—),女,江西赣州人,硕士研究生,研究方向为物流与供应链管理。
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肖潇(2001—),女,江西赣州人,硕士研究生,研究方向为物流与供应链管理。
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2 南昌航空大学经济管理学院, 南昌 330063)])])], keywords=[Keyword(id=1245461205641441847, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=EN, orderNo=1, keyword=digital industry agglomeration), Keyword(id=1245461205750493761, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=EN, orderNo=2, keyword=green innovation efficiency), Keyword(id=1245461205880517194, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=EN, orderNo=3, keyword=industrial structure upgrading), Keyword(id=1245461206010540630, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=EN, orderNo=4, keyword=super-SBM model), Keyword(id=1245461206136369762, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=CN, orderNo=1, keyword=数字产业集聚), Keyword(id=1245461206258004590, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=CN, orderNo=2, keyword=绿色创新效率), Keyword(id=1245461206383833723, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=CN, orderNo=3, keyword=产业结构升级), Keyword(id=1245461206539022982, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=CN, orderNo=4, keyword=超效率-SBM模型)], refs=[Reference(id=1245461211010151346, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, doi=null, pmid=null, pmcid=null, year=null, volume=null, issue=null, pageStart=null, pageEnd=null, url=http://www.caict.ac.cn/kxyj/qwfb/bps/202304/t20230427_419051.htm, language=null, rfNumber=[1], rfOrder=0, authorNames=中国信息通信研究院, journalName=null, refType=null, unstructuredReference=中国信息通信研究院. 中国数字经济发展研究报告(2023年)[EB/OL]. [2024-09-30]., articleTitle=中国数字经济发展研究报告(2023年), refAbstract=null), Reference(id=1245461211156952002, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, doi=null, pmid=null, pmcid=null, year=2019, volume=30, issue=8, pageStart=16, pageEnd=25, url=null, language=null, rfNumber=[2], rfOrder=1, authorNames=梁中, 昂昊, journalName=财贸研究, refType=null, unstructuredReference=梁中, 昂昊. 中国绿色技术创新效率演化及其空间治理[J].
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中南财经政法大学学报,
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财经问题研究,
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统计与决策,
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统计与决策,
2023,
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经济经纬,
2023,
40(6): 51-60., articleTitle=数字产业集聚、地方政府竞争与城市绿色经济效率, refAbstract=null), Reference(id=1245461212792729663, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, doi=null, pmid=null, pmcid=null, year=2021, volume=38, issue=3, pageStart=103, pageEnd=119, url=null, language=null, rfNumber=[13], rfOrder=12, authorNames=王俊豪, 周晟佳, journalName=数量经济技术经济研究, refType=null, unstructuredReference=王俊豪, 周晟佳. 中国数字产业发展的现状、特征及其溢出效应[J].
数量经济技术经济研究,
2021,
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科技进步与对策,
2023,
40(4): 56-65., articleTitle=产业协同集聚、制度环境与工业绿色创新效率, refAbstract=null), Reference(id=1245461215028293713, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, doi=null, pmid=null, pmcid=null, year=2023, volume=42, issue=2, pageStart=134, pageEnd=145, url=null, language=null, rfNumber=[15], rfOrder=14, authorNames=王彦杰, 高启杰, 杨瑞, journalName=工业技术经济, refType=null, unstructuredReference=王彦杰, 高启杰, 杨瑞. 我国数字经济产业集聚测度及时空演化特征研究[J].
工业技术经济,
2023,
42(2): 134-145., articleTitle=我国数字经济产业集聚测度及时空演化特征研究, refAbstract=null), Reference(id=1245461215183482968, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, doi=null, pmid=null, pmcid=null, year=2023, volume=null, issue=10, pageStart=71, pageEnd=80, url=null, language=null, rfNumber=[16], rfOrder=15, authorNames=辛璐璐, journalName=学习与实践, refType=null, unstructuredReference=辛璐璐. 数字产业集聚、颠覆式技术创新与城市绿色经济效率[J].
学习与实践,
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技术经济与管理研究,
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科技管理研究,
2017,
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经济学(季刊),
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证券市场导报,
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统计与信息论坛,
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研究与发展管理,
2023,
35(2): 15-29., articleTitle=空间溢出视角下长三角城市群高技术产业集聚与城市创新——产业结构优化升级的中介效应与时空异质性分析, refAbstract=null), Reference(id=1245461216311750804, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, doi=null, pmid=null, pmcid=null, year=2023, volume=43, issue=4, pageStart=96, pageEnd=113, url=null, language=null, rfNumber=[23], rfOrder=22, authorNames=周杰琦, 陈达, 夏南新, 人工智能, journalName=现代财经(天津财经大学学报), refType=null, unstructuredReference=周杰琦, 陈达, 夏南新. 人工智能、 产业结构优化与绿色发展效率——理论分析和经验证据[J].
现代财经(天津财经大学学报),
2023,
43(4): 96-113., articleTitle=产业结构优化与绿色发展效率——理论分析和经验证据, refAbstract=null), Reference(id=1245461216437579932, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, doi=null, pmid=null, pmcid=null, year=2024, volume=39, issue=1, pageStart=104, pageEnd=124, url=null, language=null, rfNumber=[24], rfOrder=23, authorNames=黄寰, 黄辉, 肖义, journalName=自然资源学报, refType=null, unstructuredReference=黄寰, 黄辉, 肖义,
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自然资源学报,
2024,
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西北人口,
2024,
45(3): 92-103., articleTitle=人口老龄化对中国绿色创新效率的影响研究, refAbstract=null), Reference(id=1245461216764735655, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, doi=null, pmid=null, pmcid=null, year=2023, volume=38, issue=3, pageStart=106, pageEnd=114, url=null, language=null, rfNumber=[26], rfOrder=25, authorNames=张宝俪, 肖雁飞, 胡立涛, journalName=湖南科技大学学报(自然科学版), refType=null, unstructuredReference=张宝俪, 肖雁飞, 胡立涛. 中国省域绿色创新效率测评、空间关联及影响因素[J].
湖南科技大学学报(自然科学版),
2023,
38(3): 106-114., articleTitle=中国省域绿色创新效率测评、空间关联及影响因素, refAbstract=null), Reference(id=1245461216857010349, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, doi=null, pmid=null, pmcid=null, year=2022, volume=37, issue=2, pageStart=508, pageEnd=520, url=null, language=null, rfNumber=[27], rfOrder=26, authorNames=刘志华, 徐军委, 张彩虹, 科技创新, journalName=自然资源学报, refType=null, unstructuredReference=刘志华, 徐军委, 张彩虹. 科技创新、 产业结构升级与碳排放效率——基于省际面板数据的PVAR分析[J].
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2022,
37(2): 508-520., articleTitle=产业结构升级与碳排放效率——基于省际面板数据的PVAR分析, refAbstract=null), Reference(id=1245461216957673652, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, doi=null, pmid=null, pmcid=null, year=2022, volume=null, issue=10, pageStart=116, pageEnd=126, url=null, language=null, rfNumber=[28], rfOrder=27, authorNames=吕鲲, 潘均柏, 周伊莉, journalName=中国科技论坛, refType=null, unstructuredReference=吕鲲, 潘均柏, 周伊莉,
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中国科技论坛,
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2023,
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| 类别 | 一级指标 | 二级指标 |
| 投入 | 劳动投入 | 规模以上工业企业R&D人员全时当量 |
| 资金投入 | 规模以上工业企业R&D经费支出 |
| 资源投入 | 电力消费量 |
| 产出 | 期望产出 | 规模以上工业企业专利申请数 |
| 规模以上工业企业新产品销售收入 |
| 非期望产出 | 废气中SO2排放量 |
| 工业固体废物产生量 |
| 废水中化学需氧量排放量 |
), ArticleFig(id=1245461208078332585, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=CN, label=表1, caption=
区域绿色创新效率评价指标体系
, figureFileSmall=null, figureFileBig=null, tableContent=
| 类别 | 一级指标 | 二级指标 |
| 投入 | 劳动投入 | 规模以上工业企业R&D人员全时当量 |
| 资金投入 | 规模以上工业企业R&D经费支出 |
| 资源投入 | 电力消费量 |
| 产出 | 期望产出 | 规模以上工业企业专利申请数 |
| 规模以上工业企业新产品销售收入 |
| 非期望产出 | 废气中SO2排放量 |
| 工业固体废物产生量 |
| 废水中化学需氧量排放量 |
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| 一级指标 | 二级指标 | 三级指标 | 单位 | 权重 |
| 产业结构升级 | 产业结构合理化 | 泰尔指数 | — | 0.178 2 |
| 产业结构高级化 | 高技术产业/地区生产总值 | % | 0.343 4 |
| (第二产值+第三产业产值)/地区生产总值 | % | 0.078 2 |
| 产业结构高效化 | 第二产业从业者人均产值 | 亿元/万人 | 0.198 2 |
| 第三产业从业者人均产值 | 亿元/万人 | 0.207 4 |
), ArticleFig(id=1245461208300630723, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=CN, label=表2, caption=
产业结构升级评价指标及权重
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| 一级指标 | 二级指标 | 三级指标 | 单位 | 权重 |
| 产业结构升级 | 产业结构合理化 | 泰尔指数 | — | 0.178 2 |
| 产业结构高级化 | 高技术产业/地区生产总值 | % | 0.343 4 |
| (第二产值+第三产业产值)/地区生产总值 | % | 0.078 2 |
| 产业结构高效化 | 第二产业从业者人均产值 | 亿元/万人 | 0.198 2 |
| 第三产业从业者人均产值 | 亿元/万人 | 0.207 4 |
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| 变量 | 观测值 | 平均值 | 标准差 | 最小值 | 最大值 |
| 绿色创新效率(GIE) | 300 | 0.550 | 0.338 | 0.087 | 1.495 |
| 数字产业集聚(DIA) | 300 | 0.933 | 1.180 | 0.140 | 6.287 |
| 对外开放水平(FDI) | 300 | 0.246 | 0.253 | 0.007 | 1.358 |
| 政府干预程度(GOV) | 300 | 0.524 | 0.225 | 0.209 | 1.517 |
| 信息化水平(POST) | 300 | 0.065 | 0.056 | 0.017 | 0.290 |
| 经济发展水平(ECO) | 300 | 10.871 | 0.435 | 9.849 | 12.142 |
| 产业结构升级(Str) | 300 | 0.270 | 0.156 | 0.000 | 0.738 |
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变量描述性统计结果
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| 变量 | 观测值 | 平均值 | 标准差 | 最小值 | 最大值 |
| 绿色创新效率(GIE) | 300 | 0.550 | 0.338 | 0.087 | 1.495 |
| 数字产业集聚(DIA) | 300 | 0.933 | 1.180 | 0.140 | 6.287 |
| 对外开放水平(FDI) | 300 | 0.246 | 0.253 | 0.007 | 1.358 |
| 政府干预程度(GOV) | 300 | 0.524 | 0.225 | 0.209 | 1.517 |
| 信息化水平(POST) | 300 | 0.065 | 0.056 | 0.017 | 0.290 |
| 经济发展水平(ECO) | 300 | 10.871 | 0.435 | 9.849 | 12.142 |
| 产业结构升级(Str) | 300 | 0.270 | 0.156 | 0.000 | 0.738 |
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| 变量 | (1) | (2) | (3) | (4) | (5) |
| DIA | 0.139** (2.52) | 0.171*** (3.11) | 0.170*** (3.09) | 0.161*** (2.98) | 0.193*** (3.56) |
| FDI | | -0.603*** (-3.10) | -0.648*** (-3.31) | -0.732*** (-3.78) | -0.839*** (-4.33) |
| GOV | | | -0.400 (-1.63) | -0.420* (-1.75) | -0.835*** (-3.06) |
| POST | | | | 1.812*** (3.36) | 1.907*** (3.59) |
| ECO | | | | | -0.755*** (-3.03) |
| 常数项 | 0.427 (1.40) | 0.471 (1.57) | 0.661** (2.06) | 0.721** (2.29) | 9.385*** (3.26) |
| 个体固定效应 | Yes | Yes | Yes | Yes | Yes |
| 时间固定效应 | Yes | Yes | Yes | Yes | Yes |
| 观测值 | 300 | 300 | 300 | 300 | 300 |
| R2 | 0.761 | 0.769 | 0.772 | 0.781 | 0.789 |
| 调整后R2 | 0.725 | 0.734 | 0.735 | 0.745 | 0.753 |
), ArticleFig(id=1245461209164657416, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=CN, label=表4, caption=
基准回归结果
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| 变量 | (1) | (2) | (3) | (4) | (5) |
| DIA | 0.139** (2.52) | 0.171*** (3.11) | 0.170*** (3.09) | 0.161*** (2.98) | 0.193*** (3.56) |
| FDI | | -0.603*** (-3.10) | -0.648*** (-3.31) | -0.732*** (-3.78) | -0.839*** (-4.33) |
| GOV | | | -0.400 (-1.63) | -0.420* (-1.75) | -0.835*** (-3.06) |
| POST | | | | 1.812*** (3.36) | 1.907*** (3.59) |
| ECO | | | | | -0.755*** (-3.03) |
| 常数项 | 0.427 (1.40) | 0.471 (1.57) | 0.661** (2.06) | 0.721** (2.29) | 9.385*** (3.26) |
| 个体固定效应 | Yes | Yes | Yes | Yes | Yes |
| 时间固定效应 | Yes | Yes | Yes | Yes | Yes |
| 观测值 | 300 | 300 | 300 | 300 | 300 |
| R2 | 0.761 | 0.769 | 0.772 | 0.781 | 0.789 |
| 调整后R2 | 0.725 | 0.734 | 0.735 | 0.745 | 0.753 |
), ArticleFig(id=1245461209294680852, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 缩尾 | 滞后一期解释变量 | Tobit |
| (1) | (2) | (3) |
| L.DIA | | 0.197*** (3.51) | |
| DIA | 0.172*** (3.02) | | 0.193*** (3.85) |
| FDI | -0.782*** (-3.88) | -0.830*** (-3.64) | -0.839*** (-4.68) |
| GOV | -0.659** (-2.33) | -0.854*** (-2.79) | -0.835*** (-3.31) |
| ECO | -0.572** (-2.28) | -0.922*** (-3.11) | -0.755*** (-3.28) |
| POST | 1.982*** (3.51) | 1.908*** (3.46) | 1.907*** (3.89) |
| 常数项 | 7.313** (2.51) | 11.385*** (3.30) | 9.385*** (3.53) |
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稳健型检验结果
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| 变量 | 缩尾 | 滞后一期解释变量 | Tobit |
| (1) | (2) | (3) |
| L.DIA | | 0.197*** (3.51) | |
| DIA | 0.172*** (3.02) | | 0.193*** (3.85) |
| FDI | -0.782*** (-3.88) | -0.830*** (-3.64) | -0.839*** (-4.68) |
| GOV | -0.659** (-2.33) | -0.854*** (-2.79) | -0.835*** (-3.31) |
| ECO | -0.572** (-2.28) | -0.922*** (-3.11) | -0.755*** (-3.28) |
| POST | 1.982*** (3.51) | 1.908*** (3.46) | 1.907*** (3.89) |
| 常数项 | 7.313** (2.51) | 11.385*** (3.30) | 9.385*** (3.53) |
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| 变量 | (1) | (2) | (3) | (4) |
| 东部地区 | 中西部地区 | 高科技投入 | 低科技投入 |
| DIA | 0.204*** (5.32) | -0.212 (-0.81) | 0.212*** (5.30) | -0.034 (-0.14) |
| GOV | 0.773* (1.94) | -1.440*** (-3.87) | 1.460*** (3.55) | -1.644*** (-4.46) |
| FDI | -0.945*** (-5.21) | -0.158 (-0.23) | -0.619*** (-3.94) | -0.749 (-1.19) |
| ECO | -0.537 (-1.52) | -1.300*** (-3.61) | -0.597** (-2.14) | -1.311*** (-3.70) |
| POST | -0.380 (-0.44) | 1.595** (2.08) | -0.162 (-0.17) | 1.099 (1.35) |
| 常数项 | 6.311 (1.54) | 14.396*** (3.82) | 6.516** (2.06) | 14.521*** (3.88) |
| 个体固定效应 | Yes | Yes | Yes | Yes |
| 时间固定效应 | Yes | Yes | Yes | Yes |
| 观测值 | 110 | 190 | 130 | 170 |
| R2 | 0.924 | 0.667 | 0.909 | 0.596 |
| 调整后R2 | 0.903 | 0.599 | 0.885 | 0.509 |
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异质性回归结果
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| 变量 | (1) | (2) | (3) | (4) |
| 东部地区 | 中西部地区 | 高科技投入 | 低科技投入 |
| DIA | 0.204*** (5.32) | -0.212 (-0.81) | 0.212*** (5.30) | -0.034 (-0.14) |
| GOV | 0.773* (1.94) | -1.440*** (-3.87) | 1.460*** (3.55) | -1.644*** (-4.46) |
| FDI | -0.945*** (-5.21) | -0.158 (-0.23) | -0.619*** (-3.94) | -0.749 (-1.19) |
| ECO | -0.537 (-1.52) | -1.300*** (-3.61) | -0.597** (-2.14) | -1.311*** (-3.70) |
| POST | -0.380 (-0.44) | 1.595** (2.08) | -0.162 (-0.17) | 1.099 (1.35) |
| 常数项 | 6.311 (1.54) | 14.396*** (3.82) | 6.516** (2.06) | 14.521*** (3.88) |
| 个体固定效应 | Yes | Yes | Yes | Yes |
| 时间固定效应 | Yes | Yes | Yes | Yes |
| 观测值 | 110 | 190 | 130 | 170 |
| R2 | 0.924 | 0.667 | 0.909 | 0.596 |
| 调整后R2 | 0.903 | 0.599 | 0.885 | 0.509 |
), ArticleFig(id=1245461209827357512, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153992894198305457, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | Str | GIE |
| (1) | (2) |
| DIA | 0.063*** (4.13) | 0.126*** (3.66) |
| Str | | 1.058*** (3.16) |
| 常数项 | -3.665*** (-5.76) | 13.263*** (4.33) |
| 控制变量 | 控制 | 控制 |
| 个体固定效应 | Yes | Yes |
| 时间固定效应 | Yes | Yes |
| 观测值 | 300 | 300 |
| R2 | 0.964 | 0.795 |
| 调整后R2 | 0.958 | 0.760 |
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作用机制检验的回归结果
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| 变量 | Str | GIE |
| (1) | (2) |
| DIA | 0.063*** (4.13) | 0.126*** (3.66) |
| Str | | 1.058*** (3.16) |
| 常数项 | -3.665*** (-5.76) | 13.263*** (4.33) |
| 控制变量 | 控制 | 控制 |
| 个体固定效应 | Yes | Yes |
| 时间固定效应 | Yes | Yes |
| 观测值 | 300 | 300 |
| R2 | 0.964 | 0.795 |
| 调整后R2 | 0.958 | 0.760 |
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