About the Authors

Panpan Zhu

Roles Writing – original draft

Affiliation School of Mathematics and Finance, Chuzhou University, Chuzhou, Anhui, China

Xing Zhang

Roles Writing – review & editing

Affiliation The School of Finance, Renmin University of China, Beijing, Beijing, China

You Wu

Roles Writing – review & editing

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

Hao Zheng

Roles Writing – review & editing

Affiliation China Youth & Children Research Center, Beijing, Beijing, China

Yinpeng Zhang

Roles Methodology, Supervision, Writing – review & editing

sd_zyp@buaa.edu.cn

Affiliation College of Economics, Shenzhen University, Shenzhen, Guangdong, China

Competing Interests

The authors have declared that no competing interests exist.