城市化对中国创新效率的影响——创新二阶段视角下的SFA模型检验

刘俊，白永秀，韩先锋

The Impact of Urbanization on Innovation Efficiency in China——Based on SFA Model Test in Two Stage of Innovation

LIU Jun，BAI Yongxiu，HAN Xianfeng

J4 . 2017, (5): 704 .