数字基础设施建设对城市绿色创新效率的影响——基于“宽带中国”战略试点政策的准自然实验
刘军, 王励铧
数字基础设施建设对城市绿色创新效率的影响——基于“宽带中国”战略试点政策的准自然实验
The Impact of Digital Infrastructure Construction on the Efficiency of Urban Green Innovation——A Quasi Natural Experiment Based on the "Broadband China" Strategy Pilot
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