Subject Areas :
Feraidoun Lotfollahi 1 , yagoub Alavi matin 2 , sahar khoshfetrat 3 , Mohammad paseban 4 , ali bafandeh 5
1 - Ph.D. Candidate in management, Department of management, Tabriz Branch, Islamic Azad University, Tabriz, Iran.
2 - Department of Management, Faculty of Management, Economics and Accounting, Islamic Azad University, Tabriz Branch, Tabriz, Iran
3 - Mathematics Department. Faculty of Basic Sciences. Islamic Azad University. Tabriz . Iran
4 - Group Management, Tabriz Branch, Islamic Azad University, Tabriz, Iran
5 - tabriz
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