[1] Chung Ang Univ, Coll Business & Econ, Sch Business Adm, 84 HeukSeok Ro, Seoul 06974, South Korea
[2] Ton Duc Thang Univ, Fac Finance & Banking, 19 Nguyen Huu Tho St, Ho Chi Minh City, Vietnam
[3] Calif State Univ, Coll Business, Dept Finance Insurance & Real Estate, 6000 J St, Sacramento, CA 95819 USA