Document Type : Original Article
Authors
1 Associate Prof., Department of Economics, Tabriz Branch, Islamic Azad University, Tabriz, Iran
2 Department of Economics, Tabriz Branch, Islamic Azad University, Tabriz, Iran
3 Prof., Department of Economics, Faculty of Economics and Social Sciences, Bu Ali Sina University, Hamadan, Iran
4 PhD in economics Department of Economics, Tabriz Branch, Islamic Azad University, Tabriz, Iran
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