5270 
5690在全球分工生产的背景下，文章以出口国内附加值为切入点，就政府补贴对制造业企业全球价值链升级的影响效应和作用机理进行系统考察。结果发现，政府补贴显著提高了企业出口的国内附加值率（
政府补贴是否影响了企业全球价值链升级？——基于出口国内附加值的视角
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参考文献
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许家云, 徐莹莹. 政府补贴是否影响了企业全球价值链升级？——基于出口国内附加值的视角[J]. 财经研究, 2019, 45(9): 17-29.
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