About the Authors

Zhikang Wang

Roles Data curation, Formal analysis, Methodology, Visualization, Writing – original draft

Affiliation School of International and Public Affairs, Shanghai Jiao Tong University, Shanghai, China

Hua Yang

Roles Conceptualization, Data curation, Funding acquisition, Investigation

yyyhhhyhyhyh@163.com

Affiliation School of Marxism, Chongqing University, Chongqing, China

Yujie Jiang

Roles Conceptualization, Investigation, Methodology, Project administration, Supervision, Writing – review & editing

Affiliation School of Public Policy and Administration, Chongqing University, Chongqing, China

Competing Interests

The authors have declared that no competing interests exist.