About the Authors

Cheng Zhang

Roles Conceptualization, Formal analysis, Investigation, Methodology, Project administration, Writing – original draft

Affiliation School of Economics, Guangxi Minzu University, Nanning, China

Shuo Liu

Roles Conceptualization, Formal analysis, Investigation, Methodology, Writing – original draft

Affiliation School of Economics, Capital University of Economics and Business, Beijing, China

Mimi Qin

Roles Investigation, Supervision, Validation, Visualization, Writing – review & editing

Affiliation School of Economics, Guangxi Minzu University, Nanning, China

Bin Gao

Roles Methodology, Project administration, Supervision, Validation, Writing – review & editing

gaobin@gxmzu.edu.cn

Affiliation School of Economics, Guangxi Minzu University, Nanning, China

Competing Interests

The authors have declared that no competing interests exist.