About the Authors

Yujiao Bai

Roles Conceptualization, Formal analysis, Methodology, Software, Writing – original draft, Writing – review & editing

Current address: Dongbei University of Finance and Economics, Dalian City, Liaoning Province, China

Affiliation Center for Industrial and Business Organization, Dongbei University of Finance and Economics, Dalian, Liaoning, China

Hao Zhang

Roles Conceptualization, Formal analysis, Methodology, Writing – review & editing

zhangh@chnu.edu.cn

Current address: Huaibei Normal University, Huaibei City, Anhui Province, China

Affiliation School of Economics and Management, Huaibei Normal University, Huaibei, Anhui, China

Competing Interests

The authors have declared that no competing interests exist.