1. Department of Economics, College of Business Administration, Princess Nourah bint Abdulrahman University, Riyadh 11671, Saudi Arabia
2. Department of Business Administration, College of Science and Humanities, Shaqra University, Al Quwayiyah 19257, Saudi Arabia
3. Economics and Management Laboratory (LEG), Faculty of Economics and Management, University of Sfax, Airport Road Km 4, Sfax 3018, Tunisia