[1] Hainan Univ, Sch Econ, Haikou 570228, Peoples R China
[2] Inst Open Econ, Haikou 570228, Peoples R China
[3] Univ Castilla La Mancha, Dept Polit Econ & Publ Finance, Econ & Business Stat & Econ Policy, Ciudad Real 13071, Spain
[4] Univ Alicante, Dept Appl Econ, Alicante 03690, Spain
[5] Dhofar Univ, Accounting Dept, Salalah 211, Oman
[6] Eastern Mediterranean Univ, Ctr Financial Regulat & Risk Management, Banking & Finance Dept, TR-34325 North Cyprus, Turkey
[7] Near East Univ, Banking & Finance Dept, TR-99040 North Cyprus, Turkey