Article(id=1153420088062501331, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1153001424821674657, articleNumber=1671-1807(2025)08-0144-08, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1729612800000, receivedDateStr=2024-10-23, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1752926378503, onlineDateStr=2025-07-19, pubDate=1745510400000, pubDateStr=2025-04-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752926378503, onlineIssueDateStr=2025-07-19, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752926378503, creator=13701087609, updateTime=1752926378503, 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=144, endPage=151, ext={EN=ArticleExt(id=1153420088460960214, articleId=1153420088062501331, tenantId=1146029695717560320, journalId=1146123222451335185, language=EN, title=Impact of Digital Services Liberalization on Export Product Quality of Manufacturing Firms, columnId=1151877660386357290, journalTitle=Science Technology and Industry, columnName=Industrial Development, runingTitle=null, highlight=null, articleAbstract=
The recent wave of scientific and technological advancements, has resulted in the emergence of sophisticated digital products and premium digital service components. Furthermore, the enhancement of the quality of export products serves as a significant indicator of the high-quality development of China’s foreign trade. Utilizing data from A-share listed companies and corresponding data from the customs database spanning the years 2005 to 2015, the implications of the liberalization of digital service trade was examined. The findings suggest that the digital service trade substantially contributes to the improvement of export product quality among manufacturing firms. Furthermore, the influence of digital service trade liberalization on the quality of export products varies across different dimensions. The impact of export product quality enhancement is more pronounced in foreign-funded enterprises, capital-intensive industries, and particularly in the central and western regions of the country. Furthermore, larger enterprises located in these regions exhibit a more significant effect on product quality improvement. The mechanisms through which the openness of digital services trade influences the export product quality of manufacturing firms include enterprise productivity and the servicization of manufacturing processes.
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以数字技术为核心的新一轮科技革命带来了先进数字产品及高端数字服务要素,同时出口产品质量提升也是我国对外贸易高质量发展的重要表现。基于数字服务贸易开放的视角,运用2005—2015年A股上市公司数据和海关数据库的匹配数据,论证了数字服务贸易开放显著促进制造业企业出口产品质量的提升;数字服务贸易开放对企业出口产品质量的影响在多个方面存在异质性:其对外资企业、资本密集度型的企业出口产品质量促进效应更强,在中西部地区的规模较大的企业产品质量提升效应更显著;企业生产率和制造业服务化是数字服务贸易开放影响制造业企业出口产品质量的重要机制。
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余晓芳(2001—),女,浙江绍兴人,硕士研究生,研究方向为全球价值链贸易与制造业转型升级;
卢仁祥(1979—),男,安徽全椒人,博士,教授,研究方向为全球价值链贸易、数字经济与贸易。
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余晓芳(2001—),女,浙江绍兴人,硕士研究生,研究方向为全球价值链贸易与制造业转型升级;
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余晓芳(2001—),女,浙江绍兴人,硕士研究生,研究方向为全球价值链贸易与制造业转型升级;
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卢仁祥(1979—),男,安徽全椒人,博士,教授,研究方向为全球价值链贸易、数字经济与贸易。
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卢仁祥(1979—),男,安徽全椒人,博士,教授,研究方向为全球价值链贸易、数字经济与贸易。
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| 变量 | 变量名称 | 观测值 | 均值 | 标准差 | 最小值 | 最大值 |
| lndsto | 数字服务贸易渗透率 | 143 291 | 6.496 | 0.536 | 5.082 | 7.277 |
| Qua | 出口产品质量 | 143 291 | 0.476 | 0.195 | 0.065 | 0.909 |
| Size | 企业规模 | 143 291 | 22.703 | 1.480 | 20.103 | 25.775 |
| Turnover | 企业资产周转率 | 143 291 | 0.797 | 0.360 | 0.229 | 1.906 |
| lncaptent | 企业资本密集度 | 143 291 | 12.214 | 0.954 | 10.228 | 14.862 |
| HHI | 市场竞争程度 | 143 291 | 0.102 | 0.076 | 0.021 | 0.359 |
), ArticleFig(id=1197615631278322443, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=CN, label=表1, caption=
描述性统计
, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | 变量名称 | 观测值 | 均值 | 标准差 | 最小值 | 最大值 |
| lndsto | 数字服务贸易渗透率 | 143 291 | 6.496 | 0.536 | 5.082 | 7.277 |
| Qua | 出口产品质量 | 143 291 | 0.476 | 0.195 | 0.065 | 0.909 |
| Size | 企业规模 | 143 291 | 22.703 | 1.480 | 20.103 | 25.775 |
| Turnover | 企业资产周转率 | 143 291 | 0.797 | 0.360 | 0.229 | 1.906 |
| lncaptent | 企业资本密集度 | 143 291 | 12.214 | 0.954 | 10.228 | 14.862 |
| HHI | 市场竞争程度 | 143 291 | 0.102 | 0.076 | 0.021 | 0.359 |
), ArticleFig(id=1197615631362208524, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) | (5) | (6) |
| Qua | Qua | Qua | Qua | Qua | Qua |
| lndsto | 0.039 9*** | 0.038 6*** | 0.049 4*** | 0.049 8*** | 0.050 5*** | 0.019 2*** |
| (7.01) | (6.75) | (8.51) | (8.58) | (8.68) | (3.33) |
| Size | | 0.006 03*** | 0.018 0*** | 0.019 2*** | 0.019 4*** | 0.020 5*** |
| | (2.70) | (7.22) | (7.59) | (7.67) | (8.56) |
| turnover | | | 0.045 7*** | 0.045 4*** | 0.045 1*** | 0.021 5*** |
| | | (10.68) | (10.58) | (10.52) | (5.45) |
| lncaptnt | | | | -0.004 57*** | -0.004 72*** | -0.006 63*** |
| | | | (-2.87) | (-2.96) | (-4.54) |
| HHI | | | | | -0.039 4* | -0.045 2** |
| | | | | (-1.71) | (-2.06) |
| 常数项 | 0.216 0*** | 0.088 0 | -0.291 0*** | -0.265 0*** | -0.268 0*** | -0.043 7 |
| (5.84) | (1.46) | (-4.16) | (-3.76) | (-3.81) | (-0.64) |
| 企业固定 | 是 | 是 | 是 | 是 | 是 | 是 |
| 年份固定 | 是 | 是 | 是 | 是 | 是 | 是 |
| 行业固定 | 是 | 是 | 是 | 是 | 是 | 是 |
| 产品-目的国固定 | 否 | 否 | 否 | 否 | 否 | 是 |
| 观测值 | 143 291 | 143 291 | 143 291 | 143 291 | 143 291 | 132 374 |
| R2 | 0.167 | 0.167 | 0.167 | 0.167 | 0.167 | 0.523 |
), ArticleFig(id=1197615631441900301, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, 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) |
| Qua | Qua | Qua | Qua | Qua | Qua |
| lndsto | 0.039 9*** | 0.038 6*** | 0.049 4*** | 0.049 8*** | 0.050 5*** | 0.019 2*** |
| (7.01) | (6.75) | (8.51) | (8.58) | (8.68) | (3.33) |
| Size | | 0.006 03*** | 0.018 0*** | 0.019 2*** | 0.019 4*** | 0.020 5*** |
| | (2.70) | (7.22) | (7.59) | (7.67) | (8.56) |
| turnover | | | 0.045 7*** | 0.045 4*** | 0.045 1*** | 0.021 5*** |
| | | (10.68) | (10.58) | (10.52) | (5.45) |
| lncaptnt | | | | -0.004 57*** | -0.004 72*** | -0.006 63*** |
| | | | (-2.87) | (-2.96) | (-4.54) |
| HHI | | | | | -0.039 4* | -0.045 2** |
| | | | | (-1.71) | (-2.06) |
| 常数项 | 0.216 0*** | 0.088 0 | -0.291 0*** | -0.265 0*** | -0.268 0*** | -0.043 7 |
| (5.84) | (1.46) | (-4.16) | (-3.76) | (-3.81) | (-0.64) |
| 企业固定 | 是 | 是 | 是 | 是 | 是 | 是 |
| 年份固定 | 是 | 是 | 是 | 是 | 是 | 是 |
| 行业固定 | 是 | 是 | 是 | 是 | 是 | 是 |
| 产品-目的国固定 | 否 | 否 | 否 | 否 | 否 | 是 |
| 观测值 | 143 291 | 143 291 | 143 291 | 143 291 | 143 291 | 132 374 |
| R2 | 0.167 | 0.167 | 0.167 | 0.167 | 0.167 | 0.523 |
), ArticleFig(id=1197615631521592078, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) |
| Qua | Qua | Qua | IV-2SLS |
| lndsto | 0.046 8*** | | 0.055 1*** | |
| (7.67) | | (8.73) | |
| lndsto_1 | | 0.035 7*** | | |
| | (8.86) | | |
| L2.lndsto | | | | 0.003 4** |
| | | | (2.37) |
| 常数项 | -0.273 0*** | -0.144 0** | -0.327 0*** | 0.459 5*** |
| (-3.70) | (-2.27) | (-4.38) | (36.02) |
| 观测值 | 143 220 | 143 291 | 135 624 | 143 291 |
| R2 | 0.155 | 0.167 | 0.167 | 0.006 |
| 控制变量 | 是 | 是 | 是 | 是 |
| 固定效应 | 是 | 是 | 是 | 是 |
Anderson canon. corr. LM statistic | | | | 78 356.44 |
Cragg-Donald Wald F statistic | | | | 1.7×105 |
), ArticleFig(id=1197615631584506639, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=CN, label=表3, caption=
稳健性检验回归结果
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| 变量 | (1) | (2) | (3) | (4) |
| Qua | Qua | Qua | IV-2SLS |
| lndsto | 0.046 8*** | | 0.055 1*** | |
| (7.67) | | (8.73) | |
| lndsto_1 | | 0.035 7*** | | |
| | (8.86) | | |
| L2.lndsto | | | | 0.003 4** |
| | | | (2.37) |
| 常数项 | -0.273 0*** | -0.144 0** | -0.327 0*** | 0.459 5*** |
| (-3.70) | (-2.27) | (-4.38) | (36.02) |
| 观测值 | 143 220 | 143 291 | 135 624 | 143 291 |
| R2 | 0.155 | 0.167 | 0.167 | 0.006 |
| 控制变量 | 是 | 是 | 是 | 是 |
| 固定效应 | 是 | 是 | 是 | 是 |
Anderson canon. corr. LM statistic | | | | 78 356.44 |
Cragg-Donald Wald F statistic | | | | 1.7×105 |
), ArticleFig(id=1197615632666637072, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) |
| 劳动密集度 | 资本密集度 | 技术密集度 | P |
| lndsto | 0.073 0** | 0.103*** | 0.046 7*** | |
| (2.44) | (5.07) | (5.27) | |
| 常数项 | -0.961** | -1.254*** | -0.135 | |
| (-2.38) | (-6.70) | (-1.35) | |
| 观测值 | 14 719 | 23 778 | 104 792 | |
| R2 | 0.082 | 0.153 | 0.140 | |
| 控制变量 | 是 | 是 | 是 | |
| 固定效应 | 是 | 是 | 是 | |
| (1)和(2)差异 | | | | 0.020 |
| (1)至(3)差异 | | | | 0.058 |
| (2)和(3)差异 | | | | 0.000 |
), ArticleFig(id=1197615632754717457, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=CN, label=表4, caption=
分要素密集型企业回归结果
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| 变量 | (1) | (2) | (3) | (4) |
| 劳动密集度 | 资本密集度 | 技术密集度 | P |
| lndsto | 0.073 0** | 0.103*** | 0.046 7*** | |
| (2.44) | (5.07) | (5.27) | |
| 常数项 | -0.961** | -1.254*** | -0.135 | |
| (-2.38) | (-6.70) | (-1.35) | |
| 观测值 | 14 719 | 23 778 | 104 792 | |
| R2 | 0.082 | 0.153 | 0.140 | |
| 控制变量 | 是 | 是 | 是 | |
| 固定效应 | 是 | 是 | 是 | |
| (1)和(2)差异 | | | | 0.020 |
| (1)至(3)差异 | | | | 0.058 |
| (2)和(3)差异 | | | | 0.000 |
), ArticleFig(id=1197615632826020626, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) |
| 国有 | 民营 | 外资 | P |
| lndsto | 0.055 5*** | 0.056 3*** | 0.173 0*** | |
| (7.08) | (5.76) | (3.75) | |
| 常数项 | -0.388 0*** | -0.554 0*** | -2.301 0*** | |
| (-3.63) | (-4.91) | (-2.97) | |
| 观测值 | 56 398 | 79 484 | 7 408 | |
| R2 | 0.179 | 0.165 | 0.136 | |
| 控制变量 | 是 | 是 | 是 | |
| 固定效应 | 是 | 是 | 是 | |
| (1)和(2)差异 | | | | 0.454 |
| (1)至(3)差异 | | | | 0.000 |
| (2)和(3)差异 | | | | 0.000 |
), ArticleFig(id=1197615632897323795, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=CN, label=表5, caption=
分所有制类型企业回归结果
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| 变量 | (1) | (2) | (3) | (4) |
| 国有 | 民营 | 外资 | P |
| lndsto | 0.055 5*** | 0.056 3*** | 0.173 0*** | |
| (7.08) | (5.76) | (3.75) | |
| 常数项 | -0.388 0*** | -0.554 0*** | -2.301 0*** | |
| (-3.63) | (-4.91) | (-2.97) | |
| 观测值 | 56 398 | 79 484 | 7 408 | |
| R2 | 0.179 | 0.165 | 0.136 | |
| 控制变量 | 是 | 是 | 是 | |
| 固定效应 | 是 | 是 | 是 | |
| (1)和(2)差异 | | | | 0.454 |
| (1)至(3)差异 | | | | 0.000 |
| (2)和(3)差异 | | | | 0.000 |
), ArticleFig(id=1197615632985404180, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) | (4) |
| 东部 | 中西部 | 企业规模较小 | 企业规模较大 |
| lndsto | 0.032 2*** | 0.147 0*** | 0.021 8*** | 0.095 5*** |
| (5.01) | (10.12) | (2.75) | (9.92) |
| 常数项 | -0.039 5 | -0.677 0*** | -0.111 0 | -0.433 0*** |
| (-0.50) | (-3.82) | (-1.14) | (-3.39) |
| 观测值 | 121 514 | 21 774 | 71 409 | 71 873 |
| R2 | 0.145 | 0.299 | 0.192 | 0.150 |
| 控制变量 | 是 | 是 | 是 | 是 |
| 固定效应 | 是 | 是 | 是 | 是 |
| P | 0.000 | 0.000 |
), ArticleFig(id=1197615633052513045, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=CN, label=表6, caption=
分企业所在地区和企业规模大小回归结果
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| 变量 | (1) | (2) | (3) | (4) |
| 东部 | 中西部 | 企业规模较小 | 企业规模较大 |
| lndsto | 0.032 2*** | 0.147 0*** | 0.021 8*** | 0.095 5*** |
| (5.01) | (10.12) | (2.75) | (9.92) |
| 常数项 | -0.039 5 | -0.677 0*** | -0.111 0 | -0.433 0*** |
| (-0.50) | (-3.82) | (-1.14) | (-3.39) |
| 观测值 | 121 514 | 21 774 | 71 409 | 71 873 |
| R2 | 0.145 | 0.299 | 0.192 | 0.150 |
| 控制变量 | 是 | 是 | 是 | 是 |
| 固定效应 | 是 | 是 | 是 | 是 |
| P | 0.000 | 0.000 |
), ArticleFig(id=1197615633128010518, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1153420088062501331, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 变量 | (1) | (2) | (3) |
| Qua | TFP_LP | Ser |
| lndsto | 0.039 9*** | 0.006 7** | 0.001 7** |
| (7.01) | (2.53) | (2.15) |
| 常数项 | 0.216 0*** | -7.624 0*** | 0.891 0*** |
| (5.84) | (-236.44) | (91.81) |
| 观测值 | 143 291 | 143 291 | 143 291 |
| R2 | 0.167 | 0.996 | 0.925 |
| 控制变量 | 否 | 是 | 是 |
| 固定效应 | 是 | 是 | 是 |
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影响机制检验
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| 变量 | (1) | (2) | (3) |
| Qua | TFP_LP | Ser |
| lndsto | 0.039 9*** | 0.006 7** | 0.001 7** |
| (7.01) | (2.53) | (2.15) |
| 常数项 | 0.216 0*** | -7.624 0*** | 0.891 0*** |
| (5.84) | (-236.44) | (91.81) |
| 观测值 | 143 291 | 143 291 | 143 291 |
| R2 | 0.167 | 0.996 | 0.925 |
| 控制变量 | 否 | 是 | 是 |
| 固定效应 | 是 | 是 | 是 |
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