Survey of Comparative Advantage of Major Agricultural Prouduct of Kermanshah Province in 2002, 2005 and 2007

Comparative advantage is one of important aspect in economic programming. The purpose of this study is determining comparative advantage of main agricultural products in Kermanshah province in 2002, 2005 and 2007. The result show that Kermanshah province has comparative advantage in dry chickpea, water corn, water barley and water wheat in 2002, and in water wheat, water corn and water barley in 2005 and in 2007 just in water and dry barley. Survey of EPC index indicated that market of agricultural production was supported in recent years. Also, NPIC index show that market of agricultral inputs was supported except inputs of water corn production in 2005 and inputs of dry corn in 2007.