SCIENCE & TECHNOLOGY PROGRESS AND POLICY  2021, Vol. 38 Issue (23): 131-140    DOI: 10.6049/kjjbydc.2020120404
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The Mechanism of Industrial Policy and Firm's Total Factor Productivity:Research on a Quasi-Natural Experiment of Self-dependent Innovation Demonstration Area
Wang Siwen,Sun Yahui
(School of International Economics and Trade,Lanzhou University of Finance and Economics,Lanzhou 730020, China)