List of Articles صدیقه هاشمی بناب Article 1 - Comparative Advantage of Production and Measuring the Competitiveness of Major Crops of Urmia County by the Policy Analysis Matrix (PAM) دنیا بایزیدنژاد محمد خداوردیزاده صدیقه هاشمی بناب International Journal of Agricultural Management and Development , Issue 1 , Year , Winter 2021