[1] Shanxi Univ Finance & Econ, Sch Accounting, Taiyuan, Peoples R China
[2] Univ Int & Econ, Sch Business, Beijing, Peoples R China
[3] Huazhong Univ Sci & Technol, Sch Econ, Wuhan, Peoples R China
[4] Jiangxi Univ Finance & Econ, Sch Finance Taxat & Publ Adm, Nanchang, Jiangxi, Peoples R China