About the Authors

Jiantao Chen

Roles Data curation, Methodology, Writing – original draft, Writing – review & editing

Affiliation School of Economics and Management, Southwest Petroleum University, Chengdu City, Sichuan Province, China

Xiang Luo

Roles Methodology, Writing – original draft

Flytigerluo@163.com

Affiliation School of Economics and Management, Southwest Jiaotong University, Chengdu City, Sichuan Province, China

Xiao Wang

Roles Data curation, Writing – review & editing

Affiliation College of Economics & Management, Mianyang Teachers’ College, Mianyang City, Sichuan Province, China

Competing Interests

The authors have declared that no competing interests exist.