About the Authors

Tao Jin

Roles Conceptualization, Formal analysis, Project administration, Writing – review & editing

Affiliation School of Economics, Xiamen University, Xiamen, Fujian Province, China

Zhihao Li

Roles Data curation, Methodology, Software, Writing – original draft

andycristone@163.com

Affiliation School of Economics, Xiamen University, Xiamen, Fujian Province, China

Competing Interests

The authors have declared that no competing interests exist.