外部关税冲击对中国企业创新投入的影响及其作用路径
任伟
The Effect of External Tariff Shocks on Chinese Firms' Innovation Input and Its Functioning Pathway
Wei Ren
工业技术经济 . 2026, (3): 77 -87 .  DOI: 10.3969/j.issn.1004-910X.2026.03.008