Zhang, Min
Liu, Yulin
Funding for this research was provided by:
the surface of National Natural Science Foundation of China (71773011)
he Key Project and Social science Research by the ministry of education (13JZD023)
the National “Four Batches” Talents of China (2017)
the Research Fund Project of School of Public Affairs, Chongqing University (2019GGXY001)
Article History
Received: 10 February 2020
Accepted: 16 November 2020
First Online: 25 November 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Not applicable.
: Not applicable.