区域创新环境是否提高了中国信息技术产业创新效率——基于两阶段创新过程的实证研究
张之光,杜宁,马祎晗
Does the Regional Innovation Environment Improve the Innovation Efficiency of China's Information Technology Industry
Zhang Zhiguang,Du Ning,Ma Yihan
科技进步与对策
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2020, (5): 47
-56
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DOI: 10.6049/kjjbydc.Q201908964