1. Center for Industrial and Business Organization, Dongbei University of Finance and Economics, Dalian, China
2. Faculty of Economics, Administrative and Social Science, International trade and Finance department, Instanbul Gelisim University, Istanbul, Turkey
3. Department of Business Administration, Faculty of Economics, Administrative and Social Science, Final International University Kyrenia, North Cyprus, Turkey
4. School of Accounting, Dongbei University of Finance and Economics, Dalian, China
5. Department of Mathematics, College of Science Al-Zulfi, Majmaah University, Al-Majmaah, Saudi Arabia
6. Research Laboratory Mathematics and Applications LR17ES11, Gabes University, Erriadh City, Gabes, Tunisia