Submitted on: 24 December 2022.
Revised on: 09 March 2023.
Accepted on: 20 March 2023.
___________________Financial Internet Quarterly---WALTER DE GRUYTER GMBH
http://reply.papertrans.cn/1/98/9775/9775-22.png
http://reply.papertrans.cn/1/98/9775/9775-23.png
http://reply.papertrans.cn/1/98/9775/9775-24.png
http://reply.papertrans.cn/1/98/9775/9775-25.png
http://reply.papertrans.cn/1/98/9775/9775-26.png
http://reply.papertrans.cn/1/98/9775/9775-27.png
Submitted on: 26 May 2021.
Revised on: 18 June 2021.
Accepted on: 16 July 2021.
___________________Financial Internet Quarterly---WALTER DE GRUYTER GMBH
Submitted on: 26 May 2010.
Revised on: 19 June 2010.
Accepted on: 05 July 2010.
___________________Financial Internet Quarterly---WALTER DE GRUYTER GMBH
Submitted on: 28 June 2002.
Revised on: 18 September 2002.
Accepted on: 27 October 2002.
___________________Financial Internet Quarterly---WALTER DE GRUYTER GMBH