[1] Guizhou Univ Finance & Econ, Sch Accounting, Guiyang 550025, Guizhou, Peoples R China
[2] Capital Univ Econ & Business, Int Sch Econ & Management, Beijing 100070, Peoples R China
[3] Xi An Jiao Tong Univ, Sch Management, Xian 710049, Peoples R China
[4] Nankai Univ, Sch Finance, Tianjin 300350, Peoples R China