
数据要素市场化能否提升城市创新能力——一个准自然实验
Can the Marketization of Data Elements Improve Urban Innovation?A Quasi-natural Experiment
数据要素市场化, 城市创新, 多期双重差分, 城市异质性
Data Element Marketization, Urban Innovation, Multi-phase Difference-in-difference, Urban Heterogeneity
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