Document Type : Original Article
Authors
1 Professor, Department of Agricultural Economic Faculty of Agriculture University of Tehran. Karaj. Iran
2 Phd student of Agricultural Economics, University of Tehran, Karaj, Iran
3 Professor of Fisheries, University of Tehran, Karaj. Iran
4 Assistant Professor of Agricultural Economics, University of Tehran. Karaj. Tehran
5 Assistant Professor of Agricultural Economics, University of Tehran, Karaj. Tehran
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