comparative advantage analysis of wheat production in sistan

abstract in this study the comparative advantage of wheat in sistan was investigated by using drc index and policy analysis matrix (pam) during 2006-2007. data were collected from zabol agri-jahad organization and annual foreign trade database. the npc index showed that there was an indirect tax on producers in all sectors. epc index represented that there were nonsupport of input and output market in the center sector, but showed effectiveness of government intervention in miankangi and poshtab sectors. the nsp index were negative in all sectors. result supports this idea that sistan has not comparative advantage in wheat production. but increase in yield, decrease in production cost and improve in cropping pattern are approaches for usefulness of wheat production in sistan region.