
Science of Science and Management of S. & T. ›› 2025, Vol. 46 ›› Issue (11): 59-71.
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(1. China Center for Economic Research, Peking University, Beijing 100871, China; 2. National School of Development,
Peking University, Beijing 100871, China; 3. School of Economics and Management, Beijing Jiaotong University, Beijing
100044, China)