About the Authors

Song Jiang

Roles Conceptualization, Funding acquisition, Resources, Supervision, Writing – review & editing

Affiliations School of Economics and Finance, Chongqing University of Technology, Chongqing, China, Post-Doctoral Scientific Research Workstation of Bank of Chongqing, Chongqing, China

Xiaoqin Yuan

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

13640577233@163.com

Affiliation School of Economics and Finance, Chongqing University of Technology, Chongqing, China

Competing Interests

The authors have declared that no competing interests exist.