effects of agriculture sector total support estimate on food security in iran

considering the importance of agriculture sector for production, employment and establishing food security, different countries include developed and developing ones, support mentioned sectors in various ways. present study investigates the effects on government support policies on iran's food security using vecm and time series data of 1990-2010. results revealed that government support policies had direct effect on iran's food security index. hence, one percent increase in agriculture sector supports improves food security by 0.005 percent. it is so necessary to adopt the policies for supporting producers in agriculture sector in order to reduce production costs and improve quality and productivity.also, increasing private sector willing for investing in agriculture sector and expanding agriculture commodities insurance for reducing risks and uncertainty and persuasion farmers for producing more and better crops and enhancing food security, is evitable.