Article(id=1263915149631566488, tenantId=1146029695717560320, journalId=1263530790265569318, issueId=1263915140974502579, articleNumber=null, orderNo=null, doi=10.19571/j.cnki.1000-2995.2026.03.002, pmid=null, cstr=32148.14.kygl.2026.03.002, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1728835200000, receivedDateStr=2024-10-14, revisedDate=1747152000000, revisedDateStr=2025-05-14, acceptedDate=null, acceptedDateStr=null, onlineDate=1779270454080, onlineDateStr=2026-05-20, pubDate=1773936000000, pubDateStr=2026-03-20, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1779270454080, onlineIssueDateStr=2026-05-20, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1779270454080, creator=13701087609, updateTime=1779270454080, updator=13701087609, issue=Issue{id=1263915140974502579, tenantId=1146029695717560320, journalId=1263530790265569318, year='2026', volume='47', issue='3', pageStart='1', pageEnd='208', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1779270452016, creator=13701087609, updateTime=1779272730798, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1263924699034170232, tenantId=1146029695717560320, journalId=1263530790265569318, issueId=1263915140974502579, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1263924699034170233, tenantId=1146029695717560320, journalId=1263530790265569318, issueId=1263915140974502579, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=13, endPage=23, ext={EN=ArticleExt(id=1263915150898246305, articleId=1263915149631566488, tenantId=1146029695717560320, journalId=1263530790265569318, language=EN, title=Research on the influence of big data strategy on the new quality productive forces of cities: A study from the perspective of knowledge spillover, columnId=null, journalTitle=Science Research Management, columnName=null, runingTitle=null, highlight=null, articleAbstract=
With the deep integration of digitalization into urban development,it is crucial to systematically investigate the intricate relationship and underlying mechanisms between big data strategies and the advancement of new quality productive forces in cities to fully unleash their potential. Leveraging the quasi-natural experiment of national big data comprehensive pilot zone,this study employed the panel data from 277 prefecture-level cities spanning from 2009 to 2021 and adopted the difference-in-differences (DID) model to rigorously examine the impact of big data strategies on urban new quality productive forces and their underlying mechanisms. The findings revealed that the big data strategies significantly enhance new quality productive forces,with pronounced regional heterogeneity and temporal variation in policy effects. Specifically,the policy exhibits stronger promotional effects in eastern China compared to the central and western regions,and its impact is more substantial in early-policy-adopting cities than in late-policy-adopting cities. Through mediation analysis,we identified knowledge spillovers as the dominant mediating channel by which big data strategies contribute to the advancement of new quality productive forces. Further spatial econometric analysis confirmed a distinct spatial spillover effect. These conclusions will provide actionable insights for cultivating and developing new quality productive forces,while offering empirical support for advancing China's big data strategy to achieve the goals of "Digital China" and "Data Powerhouse".
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在数字化与城市发展深度融合的背景下,深入探究大数据战略与城市新质生产力的互动关系及内在逻辑对释放新质生产力具有重大意义。本文以国家大数据综合试验区设立作为准自然实验,采用2009—2021年中国277个地级市的面板数据,使用双重差分方法考察大数据战略对城市新质生产力的影响及作用机制。研究发现,大数据战略可以显著提升城市新质生产力,并且上述政策效果有明显区域性及实施时序差异,具体来看,在我国东部地区,该政策的促进作用相较于中西部地区更为突出;对于先行城市而言,政策的提升效果比后发城市更为显著。作用机制研究显示,知识溢出是大数据战略对城市新质生产力产生影响的重要作用渠道,进一步分析得出这一过程具有明显的空间溢出效应。以上结论为培育发展新质生产力提供了有益借鉴,也为推进我国大数据战略发展,实现“数字中国”“数据强国”目标提供了实证支撑。
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王天姿(1997—),女(汉),山西长治人,山西财经大学管理科学与工程学院博士研究生,研究方向:知识创新与新质生产力发展。
张红兵(1975—),男(汉),山西阳城人,山西财经大学管理科学与工程学院教授、博士生导师,研究方向:知识管理。
马 茜(1994—),女(汉),山西忻州人,山西财经大学平台经济研究院副教授,研究方向:知识创新与低碳政策。
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王天姿(1997—),女(汉),山西长治人,山西财经大学管理科学与工程学院博士研究生,研究方向:知识创新与新质生产力发展。
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王天姿(1997—),女(汉),山西长治人,山西财经大学管理科学与工程学院博士研究生,研究方向:知识创新与新质生产力发展。
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张红兵(1975—),男(汉),山西阳城人,山西财经大学管理科学与工程学院教授、博士生导师,研究方向:知识管理。
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张红兵(1975—),男(汉),山西阳城人,山西财经大学管理科学与工程学院教授、博士生导师,研究方向:知识管理。
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马 茜(1994—),女(汉),山西忻州人,山西财经大学平台经济研究院副教授,研究方向:知识创新与低碳政策。
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马 茜(1994—),女(汉),山西忻州人,山西财经大学平台经济研究院副教授,研究方向:知识创新与低碳政策。
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225(2):200-230., articleTitle=Difference-in-differences with multiple time periods, refAbstract=null)], funds=[Fund(id=1263915186327531556, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, awardId=23YJC630092, language=CN, fundingSource=教育部人文社会科学研究青年项目:“虚拟集聚视角下制造业集群数字化能力的测度、形成与后效机制研究”(23YJC630092), fundOrder=null, country=null), Fund(id=1263915186436583464, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, awardId=2023.10—2025.10, language=CN, fundingSource=教育部人文社会科学研究青年项目:“虚拟集聚视角下制造业集群数字化能力的测度、形成与后效机制研究”(2023.10—2025.10), fundOrder=null, country=null), Fund(id=1263915186595967019, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, awardId=2024W060, language=CN, fundingSource=山西省高等学校哲学社会科学研究项目:“数字新基建、创新知识流动与包容性绿色全要素生产率”(2024W060), fundOrder=null, country=null), Fund(id=1263915186658881581, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, awardId=2024.08—2026.08, language=CN, fundingSource=山西省高等学校哲学社会科学研究项目:“数字新基建、创新知识流动与包容性绿色全要素生产率”(2024.08—2026.08), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1263915161694384926, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, xref=null, ext=[AuthorCompanyExt(id=1263915161740522271, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, companyId=1263915161694384926, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=1. School of Management Science and Engineering,Shanxi University of Finance and Economics,Taiyuan 030006,Shanxi,China), AuthorCompanyExt(id=1263915161761493792, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, companyId=1263915161694384926, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=1.山西财经大学 管理科学与工程学院,山西 太原 030006)]), AuthorCompany(id=1263915162550022952, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, xref=null, ext=[AuthorCompanyExt(id=1263915162562605865, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, companyId=1263915162550022952, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=2. Institute of Platform Economy,Shanxi University of Finance and Economics,Taiyuan 030006,Shanxi,China), AuthorCompanyExt(id=1263915162898150187, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, companyId=1263915162550022952, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=2.山西财经大学 平台经济研究院,山西 太原 030006)])], figs=[ArticleFig(id=1263915176462529431, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Figure 1, caption=
Theoretical framework, figureFileSmall=NvgDD24e3hsGrSPw9fIO1A==, figureFileBig=HmUTvUtZsT9rmhzakCp9gA==, tableContent=null), ArticleFig(id=1263915176835822493, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=图1, caption=
理论框架, figureFileSmall=NvgDD24e3hsGrSPw9fIO1A==, figureFileBig=HmUTvUtZsT9rmhzakCp9gA==, tableContent=null), ArticleFig(id=1263915177158783909, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Figure 2, caption=
Parallel trend test results, figureFileSmall=Z0AtL+Um1ckjclVsf1kiYw==, figureFileBig=IJk8GVxVMxMsUM/a37hNkQ==, tableContent=null), ArticleFig(id=1263915177318167467, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=图2, caption=
平行趋势检验, figureFileSmall=Z0AtL+Um1ckjclVsf1kiYw==, figureFileBig=IJk8GVxVMxMsUM/a37hNkQ==, tableContent=null), ArticleFig(id=1263915177431413680, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Figure 3, caption=
Goodman-Bacon decomposition diagram, figureFileSmall=snkDHWprTK5+ioxuDFdOcw==, figureFileBig=URjUxuQgl9npEccFaIh9Jw==, tableContent=null), ArticleFig(id=1263915177846649782, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=图3, caption=
Goodman-Bacon分解图, figureFileSmall=snkDHWprTK5+ioxuDFdOcw==, figureFileBig=URjUxuQgl9npEccFaIh9Jw==, tableContent=null), ArticleFig(id=1263915178110890940, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Figure 4, caption=
Unconditional packet time average processing effect, figureFileSmall=GDueIAgpEy/YA8YycWTBXQ==, figureFileBig=/IyEwbYjw2waWhTe/k1cUA==, tableContent=null), ArticleFig(id=1263915180103185349, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=图4, caption=
无条件分组时间平均处理效应, figureFileSmall=GDueIAgpEy/YA8YycWTBXQ==, figureFileBig=/IyEwbYjw2waWhTe/k1cUA==, tableContent=null), ArticleFig(id=1263915180254180299, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Figure 5, caption=
Conditional packet time average processing effect, figureFileSmall=DXfoVmAHRb+G2NFCSxu84g==, figureFileBig=vFqMMLPAWQIxwD2qsDfK1A==, tableContent=null), ArticleFig(id=1263915180556170192, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=图5, caption=
有条件分组时间平均处理效应, figureFileSmall=DXfoVmAHRb+G2NFCSxu84g==, figureFileBig=vFqMMLPAWQIxwD2qsDfK1A==, tableContent=null), ArticleFig(id=1263915180799439829, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Figure 6, caption=
Placebo test results, figureFileSmall=z5GSw+ibtO6sAy0DPHM3WA==, figureFileBig=EgWdrmcLBQgIoMN4HXKCcQ==, tableContent=null), ArticleFig(id=1263915181311144921, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=图6, caption=
安慰剂检验, figureFileSmall=z5GSw+ibtO6sAy0DPHM3WA==, figureFileBig=EgWdrmcLBQgIoMN4HXKCcQ==, tableContent=null), ArticleFig(id=1263915181529248736, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Figure 7, caption=
Local Moran's I scatter plot of new quality productive forces in 2021, figureFileSmall=OoACev12SX/MdfuGKXeWwQ==, figureFileBig=lA888hDD1vEWGA/gFSNhXA==, tableContent=null), ArticleFig(id=1263915181801878500, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=图7, caption=
2021年新质生产力局部 Moran's I散点图, figureFileSmall=OoACev12SX/MdfuGKXeWwQ==, figureFileBig=lA888hDD1vEWGA/gFSNhXA==, tableContent=null), ArticleFig(id=1263915181982233578, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Table 1, caption=
New quality productive forces evaluation indicator system
, figureFileSmall=null, figureFileBig=null, tableContent=
| 一级 | 二级 | 三级 | 序号 | 解释 | 单位 | 属性 |
新质 劳动者 | 劳动者素质 | 高素质人才潜能 | a1 | 普通高等学校在校学生数 | 万人 | + |
| 培育经费 | a2 | 教育支出/财政总支出 | % | + |
| 数字产业从业人员情况 | a3 | 计算机服务和软件业从业人员 | 万人 | + |
| 劳动者意识 | 创新理念 | a4 | 城市创新指数 | | + |
| 新质劳动对象 | 新质产业 | 未来产业 | a5 | 机器人保有量 | 台 | + |
| 数字金融发展 | a6 | 数字普惠金融指数 | | + |
| 生态环境 | 废物利用 | a7 | 工业固体废物综合利用率 | % | + |
| 废水排放 | b1 | 工业废水排放/地区生产总值 | % | - |
| 废气排放 | b2 | 工业SO2排放/地区生产总值 | % | - |
新质 生产资料 | 能源消耗 | 能源效率 | a8 | 总吨标准煤/地区生产总值 | % | + |
| 用水强度 | b3 | 工业用水量/地区生产总值 | % | - |
| 基础设施 | 互联网普及率 | a9 | 百人中互联网宽带接入用户数 | 户/百人 | + |
| 电信业务水平 | a10 | 人均电信业务总量 | 万元/人 | + |
| 邮政业务水平 | a11 | 邮政业务总量 | 万元 | + |
| 科技创新 | 专利授权量 | a12 | 国内专利授权数 | 件 | + |
), ArticleFig(id=1263915182116451310, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=表1, caption=
新质生产力评价指标体系
, figureFileSmall=null, figureFileBig=null, tableContent=
| 一级 | 二级 | 三级 | 序号 | 解释 | 单位 | 属性 |
新质 劳动者 | 劳动者素质 | 高素质人才潜能 | a1 | 普通高等学校在校学生数 | 万人 | + |
| 培育经费 | a2 | 教育支出/财政总支出 | % | + |
| 数字产业从业人员情况 | a3 | 计算机服务和软件业从业人员 | 万人 | + |
| 劳动者意识 | 创新理念 | a4 | 城市创新指数 | | + |
| 新质劳动对象 | 新质产业 | 未来产业 | a5 | 机器人保有量 | 台 | + |
| 数字金融发展 | a6 | 数字普惠金融指数 | | + |
| 生态环境 | 废物利用 | a7 | 工业固体废物综合利用率 | % | + |
| 废水排放 | b1 | 工业废水排放/地区生产总值 | % | - |
| 废气排放 | b2 | 工业SO2排放/地区生产总值 | % | - |
新质 生产资料 | 能源消耗 | 能源效率 | a8 | 总吨标准煤/地区生产总值 | % | + |
| 用水强度 | b3 | 工业用水量/地区生产总值 | % | - |
| 基础设施 | 互联网普及率 | a9 | 百人中互联网宽带接入用户数 | 户/百人 | + |
| 电信业务水平 | a10 | 人均电信业务总量 | 万元/人 | + |
| 邮政业务水平 | a11 | 邮政业务总量 | 万元 | + |
| 科技创新 | 专利授权量 | a12 | 国内专利授权数 | 件 | + |
), ArticleFig(id=1263915182225503221, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Table 2, caption=
Baseline regression results
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| 变量 | (1) | (2) |
| NQP | NQP |
| treat×policy | 0.0024*** | 0.0024*** |
| (2.6268) | (2.5776) |
| Controls | NO | YES |
| Constant | 0.0678*** | 0.0991*** |
| (89.4118) | (10.6061) |
| City | YES | YES |
| Year | YES | YES |
| Observations | 3601 | 3601 |
| R2 | 0.1302 | 0.1346 |
), ArticleFig(id=1263915182313583607, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=表2, caption=
基准回归结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) |
| NQP | NQP |
| treat×policy | 0.0024*** | 0.0024*** |
| (2.6268) | (2.5776) |
| Controls | NO | YES |
| Constant | 0.0678*** | 0.0991*** |
| (89.4118) | (10.6061) |
| City | YES | YES |
| Year | YES | YES |
| Observations | 3601 | 3601 |
| R2 | 0.1302 | 0.1346 |
), ArticleFig(id=1263915182456189948, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Table 3, caption=
Heterogeneity analysis results
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) |
东部 城市 | 中西部 城市 | 强产业 结构城市 | 弱产业 结构城市 |
| NQP | NQP | NQP | NQP |
| treat×policy | 0.0064*** | 0.0007 | 0.0030* | 0.0018*** |
| (2.8298) | (0.8413) | (1.6636) | (2.6746) |
| Controls | YES | YES | YES | YES |
| Constant | 0.2135*** | 0.0682*** | 0.2187*** | 0.0573*** |
| (6.2030) | (9.1212) | (6.5942) | (7.7612) |
| City | YES | YES | YES | YES |
| Year | YES | YES | YES | YES |
| Observations | 1105 | 2496 | 1807 | 1794 |
| R2 | 0.1217 | 0.1939 | 0.1186 | 0.2977 |
), ArticleFig(id=1263915182573630463, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=表3, caption=
异质性检验
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) |
东部 城市 | 中西部 城市 | 强产业 结构城市 | 弱产业 结构城市 |
| NQP | NQP | NQP | NQP |
| treat×policy | 0.0064*** | 0.0007 | 0.0030* | 0.0018*** |
| (2.8298) | (0.8413) | (1.6636) | (2.6746) |
| Controls | YES | YES | YES | YES |
| Constant | 0.2135*** | 0.0682*** | 0.2187*** | 0.0573*** |
| (6.2030) | (9.1212) | (6.5942) | (7.7612) |
| City | YES | YES | YES | YES |
| Year | YES | YES | YES | YES |
| Observations | 1105 | 2496 | 1807 | 1794 |
| R2 | 0.1217 | 0.1939 | 0.1186 | 0.2977 |
), ArticleFig(id=1263915182707847172, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Table 4, caption=
Goodman-Bacon decomposition results
, figureFileSmall=null, figureFileBig=null, tableContent=
| DID对照 | 权重 | 平均DID估计量 |
| 处理vs从未处理 | 0.992 | 0.003 |
| 先处理vs后处理 | 0.004 | -0.001 |
| 后处理vs先处理 | 0.004 | -0.011 |
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Goodman-Bacon分解表
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| DID对照 | 权重 | 平均DID估计量 |
| 处理vs从未处理 | 0.992 | 0.003 |
| 先处理vs后处理 | 0.004 | -0.001 |
| 后处理vs先处理 | 0.004 | -0.011 |
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Other robustness test results
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| 变量 | PSM-DID | 剔除其他政策干扰 | 工具变量法 |
| (1) | (2) | (3) | (4) | (5) |
| NQP | NQP | NQP | NQP | NQP |
| treat×policy | 0.0123*** | 0.0024** | 0.0023** | 0.0022** | 0.3252*** |
| (3.9250) | (2.5440) | (2.4287) | (2.3959) | (9.2579) |
| Controls | YES | YES | YES | YES | YES |
| D2010 | | 0.0016* | | 0.0015* | |
| | (1.7323) | | (1.7183) | |
| D2012 | | | -0.0025*** | -0.0024*** | |
| | | (-2.6637) | (-2.6544) | |
| Constant | -0.3011*** | 0.0975*** | 0.1010*** | 0.0994*** | -0.3121*** |
| (-31.0084) | (10.3844) | (10.7865) | (10.5647) | (-17.6635) |
| City | YES | YES | YES | YES | YES |
| Year | YES | YES | YES | YES | YES |
| Observations | 3546 | 3601 | 3601 | 3601 | 3601 |
| R2/一阶段F值 | 0.3532 | 0.1354 | 0.1365 | 0.1372 | 111.6 |
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其他稳健性检验
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| 变量 | PSM-DID | 剔除其他政策干扰 | 工具变量法 |
| (1) | (2) | (3) | (4) | (5) |
| NQP | NQP | NQP | NQP | NQP |
| treat×policy | 0.0123*** | 0.0024** | 0.0023** | 0.0022** | 0.3252*** |
| (3.9250) | (2.5440) | (2.4287) | (2.3959) | (9.2579) |
| Controls | YES | YES | YES | YES | YES |
| D2010 | | 0.0016* | | 0.0015* | |
| | (1.7323) | | (1.7183) | |
| D2012 | | | -0.0025*** | -0.0024*** | |
| | | (-2.6637) | (-2.6544) | |
| Constant | -0.3011*** | 0.0975*** | 0.1010*** | 0.0994*** | -0.3121*** |
| (-31.0084) | (10.3844) | (10.7865) | (10.5647) | (-17.6635) |
| City | YES | YES | YES | YES | YES |
| Year | YES | YES | YES | YES | YES |
| Observations | 3546 | 3601 | 3601 | 3601 | 3601 |
| R2/一阶段F值 | 0.3532 | 0.1354 | 0.1365 | 0.1372 | 111.6 |
), ArticleFig(id=1263915185081823246, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Table 6, caption=
Mechanism test results
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| 变量 | (1) | (2) | (3) | (4) |
| NQP | kfit | NQP | NQP |
| treat×policy | 0.0024*** | 0.0122*** | | 0.0022** |
| (2.5776) | (7.3872) | | (2.3263) |
| kfit | | | 0.0207** | 0.0178* |
| | | (2.1277) | (1.8154) |
| Sobel Z | 8.246*** |
Bootstrap (500次) 检验置信区间 | [0.010 809 4,0.025 452 5] |
| Controls | YES | YES | YES | YES |
| Constant | 0.0991*** | 0.2425*** | 0.0957*** | 0.0948*** |
| (10.6061) | (14.6136) | (9.9302) | (9.8360) |
| City | YES | YES | YES | YES |
| Year | YES | YES | YES | YES |
| Observations | 3601 | 3601 | 3601 | 3601 |
| R2 | 0.1346 | 0.1529 | 0.1341 | 0.1355 |
), ArticleFig(id=1263915185320898577, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=表6, caption=
机制检验结果
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| 变量 | (1) | (2) | (3) | (4) |
| NQP | kfit | NQP | NQP |
| treat×policy | 0.0024*** | 0.0122*** | | 0.0022** |
| (2.5776) | (7.3872) | | (2.3263) |
| kfit | | | 0.0207** | 0.0178* |
| | | (2.1277) | (1.8154) |
| Sobel Z | 8.246*** |
Bootstrap (500次) 检验置信区间 | [0.010 809 4,0.025 452 5] |
| Controls | YES | YES | YES | YES |
| Constant | 0.0991*** | 0.2425*** | 0.0957*** | 0.0948*** |
| (10.6061) | (14.6136) | (9.9302) | (9.8360) |
| City | YES | YES | YES | YES |
| Year | YES | YES | YES | YES |
| Observations | 3601 | 3601 | 3601 | 3601 |
| R2 | 0.1346 | 0.1529 | 0.1341 | 0.1355 |
), ArticleFig(id=1263915185442533398, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Table 7, caption=
Global Moran index of new quality productive forces from 2009 to 2021
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| Year | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 |
| I | 0.229 | 0.238 | 0.244 | 0.234 | 0.227 | 0.23 | 0.249 |
| P-value | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
| I | 0.253 | 0.249 | 0.218 | 0.22 | 0.237 | 0.252 | |
| P-value | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |
), ArticleFig(id=1263915185710968855, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=表7, caption=
2009—2021年新质生产力全局莫兰指数
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| Year | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 |
| I | 0.229 | 0.238 | 0.244 | 0.234 | 0.227 | 0.23 | 0.249 |
| P-value | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Year | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
| I | 0.253 | 0.249 | 0.218 | 0.22 | 0.237 | 0.252 | |
| P-value | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |
), ArticleFig(id=1263915185929072668, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=EN, label=Table 8, caption=
Decomposition results of the spatial spillover effect
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矩阵 模型 | 知识溢出空间关联矩阵 | | 地理距离矩阵 |
| SDM | SAR | SDM |
| 直接效应 | -0.0008 | 0.0066** | 0.0034*** |
| (-0.4981) | (2.0825) | (3.4929) |
| 间接效应 | 0.0083*** | 0.0030** | 0.0306** |
| (2.9203) | (2.0139) | (2.0935) |
| 总效应 | 0.0076*** | 0.0096** | 0.0340** |
| (4.0477) | (2.0777) | (2.2769) |
| Observations | 3601 | 3601 | 3601 |
), ArticleFig(id=1263915186117816352, tenantId=1146029695717560320, journalId=1263530790265569318, articleId=1263915149631566488, language=CN, label=表8, caption=
空间溢出效应分解
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矩阵 模型 | 知识溢出空间关联矩阵 | | 地理距离矩阵 |
| SDM | SAR | SDM |
| 直接效应 | -0.0008 | 0.0066** | 0.0034*** |
| (-0.4981) | (2.0825) | (3.4929) |
| 间接效应 | 0.0083*** | 0.0030** | 0.0306** |
| (2.9203) | (2.0139) | (2.0935) |
| 总效应 | 0.0076*** | 0.0096** | 0.0340** |
| (4.0477) | (2.0777) | (2.2769) |
| Observations | 3601 | 3601 | 3601 |
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