Luo, Wenqi
Li, Yueying
Xu, Qinli
Gu, Rui
Zhao, Jianhui
Funding for this research was provided by:
Department of Finance of Jilin Province (SCZSY201709)
Article History
Received: 21 September 2018
Revised: 22 February 2019
Accepted: 22 April 2019
First Online: 29 April 2019
Compliance with ethical standards
:
: This article does not contain any studies with human participants or animals performed by any of the authors.
: The authors had no conflict of interest concerning the materials or methods used in this study or the findings specified in this paper.
: Informed consent was obtained from all individual participants included in the study.