About the Authors

Yan Xiao

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

Affiliations Institute of Marxism, Xi’an Jiaotong University, Xi’an, Shaanxi, China, Institute of Humanities and Social Sciences, Xi’an Jiaotong University, Xi’an, Shaanxi, China

Jinchen Xie

Roles Conceptualization, Data curation, Funding acquisition, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

* jinchenxie@163.com

Affiliation Department of Sociology, Northwest Agriculture & Forestry University, Xian Yang, Shaanxi, China

Competing Interests

The authors have declared that no competing interests exist.