[1] Guangdong Univ Foreign Studies, Sch Accounting, Guangzhou, Peoples R China
[2] Guangdong Univ Foreign Studies, Sch Finance, Guangzhou, Peoples R China
[3] Southern China Inst Fortune Management Res IFMR, Guangzhou, Peoples R China
[4] Inst Financial Openness & Asset Management, Guangzhou, Peoples R China
[5] Guangdong Univ Foreign Studies, Sch Econ & Trade, Guangzhou, Peoples R China