XIAO Jin
Business School of Sichuan University,Chengdu 610064,China; Academy of Mathematics and Systems Science,Chinese Academy of Sciences,Beijing 100190,ChinaLIU Dun-hu
Management Faculty,Chengdu University of Information Technology,Chengdu 610225,ChinaGU Xin
Business School of Sichuan University,Chengdu 610064,China;Soft Science Institute of Sichuan University,Chengdu,610064,ChinaWANG Shou-yang
Academy of Mathematics and Systems Science,Chinese Academy of Sciences,Beijing 100190,China