Zhou, Jing
Feng, Zhao
Zhang, Wenfang
Xu, Jing
Funding for this research was provided by:
Finance Science and Technology Project of Hainan Province (ZDKJ202008)
Finance Science and Technology Project of Hainan Province (ZDKJ202018)
National Natural Science Foundation of China (81973229)
National Natural Science Foundation of China (82160675)
Key Research Program of Hainan Province (ZDYF2021SHFZ108)
High-level Talents Programs of Hainan Province (2019RC006)
High-level Talents Programs of Hainan Province (221RC453)
Research Initiation Fund Project of Hainan University (KYQD(ZR)20001)
Article History
Received: 17 February 2021
Accepted: 3 February 2022
First Online: 17 February 2022
Competing interests
: The authors declare no competing interests.