About the Authors

Xin Qi

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation Institute of Chinese Financial Studies, Southwestern University of Finance and Economics, Chengdu, China

Tianyu Zhao

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft

* skyrainzhao@stu.sufe.edu.cn

Affiliation School of Finance, Shanghai University of Finance and Economics, Shanghai, China

Competing Interests

The authors have declared that no competing interests exist.