创新型城市试点政策与城市产学研知识流动———基于长三角城市群的空间DID 模型分析
王晓红 张少鹏 张奔
Innovative City Pilot Policy and the Knowledge Flow of Urban Industry-University-Research--- Spatial Difference-in-Difference Analysis Based on Yangtze River Delta Urban Agglomeration
科学学研究
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2021, (9): 1671
-1682
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