[1] Univ Queensland, Business Sch, Brisbane, Qld, Australia
[2] Silver Maple Investments, Toronto, ON, Canada
[3] Jiangxi Univ Finance & Econ, Int Inst Financial Studies, Nanchang, Jiangxi, Peoples R China
[4] RMIT Univ, Sch Econ Finance & Mkt, Melbourne, Vic, Australia