Davood Gharakhani

Department of management, Zanjan Branch, Islamic Azad University, Zanjan, Iran

Mohammad Reza Farrokhi

Department of management, Qeshm Branch, Islamic Azad University, Qeshm, Iran

Hamed khajevand

Department of management, khouzestan Science and Research Branch, Islamic Azad University, khouzestan, Iran

Arshad Farahmandian

Department of management, Zanjan Branch, Islamic Azad University, Zanjan, Iran