1. Department of Management Sciences, COMSATS University Islamabad, Islamabad 45550, Pakistan
2. Faculty of Management, Czestochowa University of Technology, 42-200 Czestochowa, Poland
3. Széchenyi István University, 9026 Győr, Hungary
4. College of Business Administration, Prince Mohammad Bin Fahd University, Al-Khobar 34754, Saudi Arabia