1. Department of Management, College of Business, King Faisal University, Al-Ahsa 31982, Saudi Arabia
2. Nottingham Business School, Nottingham Trent University, Nottingham NG1 4FQ, UK
3. University of Sadat City, Sadat City, Menofia, Egypt
4. School of Business, University of Dundee, 1-3 Perth Rd, Dundee DD1 4JW, UK