技术创新门限效应研究——基于知识产权保护与技术差异视角
党国英 刘朝阳 罗明灿
Research on the Threshold Effect of Technological Innovation——Base on the Perspective of Protection of Intellectual Property Rights and Technology Difference
Dang Guoying,Liu Zhaoyang,Luo Mingcan
工业技术经济
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2016, (4): 34
-42
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