[1] Florida Int Univ, Informat Syst & Business Analyt, 11200 SW 8th St,RB 209 A, Miami, FL 33199 USA
[2] Indiana Univ, Judd Leighton Sch Business & Econ, Dept Decis Sci, South Bend, IN USA
[3] Indian Inst Management Ahmedabad, Informat Syst Area, Ahmadabad, India
[4] Liverpool Business Sch, Redmonds Bldg,Brownlow Hill, Liverpool L3 5UG, England