[1] Univ Econ Ho Chi Minh City, Sch Int Business Mkt, Ho Chi Minh City, Vietnam
[2] Excelia Business Sch, Dept Mkt, CEREGE UR 13564, F-13564 La Rochelle, France
[3] Zhejiang Univ Finance & Econ, Sch Business Adm, Hangzhou, Peoples R China
[4] Charles Darwin Univ, Fac Arts & Soc, Darwin, NT, Australia
[5] Thuongmai Univ, Ctr Sci & Technol Res & Dev, Hanoi, Vietnam