Jiang, Lingling
Liu, Boyang
Qi, Yan
Zhu, Linru
Cui, Xueling
Liu, Zhonghui
Funding for this research was provided by:
Department of Finance of Jilin Province (JCSZ2019378-29)
Science Foundation of Jilin Province (2016Q039, 20180414040GH, 20200201142JC)
National Natural Science Foundation of China (31871510)
Article History
Received: 15 April 2020
Accepted: 17 November 2020
First Online: 26 November 2020
Competing interests
: The authors declare no competing interests.