[1] Univ Wah, Dept Management Sci, Wah Cantt, Pakistan
[2] King Saud Univ, Coll Business Adm, Dept Hlth Adm, Riyadh, Saudi Arabia
[3] Univ Gujrat, Dept Management & Adm Sci, Gujrat, Pakistan
[4] COMSATS Univ Islamabad, Dept Management Sci, Wah Campus, Wah Cantt, Pakistan
[5] King Saud Univ, Coll Business Adm, Dept Management, Riyadh, Saudi Arabia
[6] Hult Int Business Sch, Cambridge, MA USA