知识产权保护提升企业全要素生产率了吗?——基于中国A股上市公司的证据
赵喜仓,徐亮,罗雨森
Has Intellectual Property Protection Improved the Total Factor Productivity of Enterprises?
— A Study Based on Chinese Ashare Listed Companies
Zhao Xicang1, Xu Liang1, Luo Yusen2
江苏大学学报(社会科学版)
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2023, (6): 68
-83
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DOI: 10.13317/j.cnki.jdskxb.2023.057