Authors
1 PhD Student in Agricultural Economics, Ferdowsi University of Mashhad, Iran
2 Corresponding Author and Professor, Deparment of Agricultural Economics, Ferdowsi University of Mashhad, Iran
3 Professor, Deparment of Agricultural Economics, Ferdowsi University of Mashhad, Iran
4 Faculty Member of Golestan Agricultural and Natural Resources Research and Eduvation Center, Gorgan, Iran
Abstract
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