About the Authors

Ka Son La

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

lasonka@gmail.com

Affiliation School of Economics and Management, Southeast University, Nanjing, China

Ha Duc Vu

Roles Writing – review & editing

Affiliation Thai Nguyen University of Economics and Business Administration, Thai Nguyen, Vietnam

Competing Interests

The authors declare that there are no competing interests.