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中文
Sino-US trade policy uncertainty and enterprise technological innovation based on quasi-natural experiment
CAI Dong-dong,SUN Yu-tong,YANG Ling,FENG Rong-kai
Journal of Shenyang University of Technology . 2021, (
5
): 423 -429 . DOI: 10.7688/j.issn.1674-0823.2021.05.06