Xu, Fang
Luo, Xiao-Ling
Zhou, Di
Funding for this research was provided by:
National Office for Philosophy and Social Sciences (18BTJ011)
Humanities and Social Science Fund of the Ministry of Education of China (20YJC790191)
National Statistical Science Research Project of the National Bureau of Statistics of China (2020LY101)
National Natural Science Foundation of China (72003049)
Fundamental Research Funds for the Central Universities, Zhongnan University of Economics and Law (2722019JCG023)
Article History
Received: 25 September 2021
Accepted: 9 April 2022
First Online: 27 April 2022
Declarations
:
: This study does not involve ethical issues.
: Not applicable
: The authors agree to the publication in the journal.
: The authors declare no competing interests.