[1] Korea Insurance Res Inst, KFPABldg,38 Gukjegeumyung Ro 6 Gil, Seoul 07328, South Korea
[2] Monash Univ, Monash Business Sch, Dept Banking & Finance, Clayton, Vic 3800, Australia
[3] Griffth Univ, Dept Accounting Finance & Econ, Griffth Business Sch, Gold Coast Campus, Qld 4222, Australia
[4] Korea Adv Inst Sci & Technol, Coll Business, 85 Hoegiro, Seoul 130722, South Korea