Liu, Yong-Jun
Zhang, Wei-Guo
Funding for this research was provided by:
Natural Science Foundation of Guangdong Province of China (2017A030312001)
National Natural Science Foundation of China (71501076)
the Fundamental Research Funds for the Central Universities (2017ZD102)
Guangzhou Financial Services Innovation and Risk Management Research Base
National Natural Science Foundation of China (71720107002)
Article History
Accepted: 28 June 2018
First Online: 11 July 2018