Examination of hen meat marketing margin using of rational expectations hypothesis

The purpose of this paper is examination of hen meat farm-retail marketing margin using from rational expectations hypothesis that was referred by Wohlgenant (1985).For implement of this study, used monthly data's real retail price of hen meat and real fresh hen price over the period of 1380 to1389. Estimation Results of reduce-form show that fresh hen price with one and three lags increase hen meat marketing margin and with two lags decrease it. Also, Results of structural-form show that inventory-to-sales ratio affected marketing margin of hen meat but real interest rate hasnt effectively on it. Therefore for reduce of meal prices undulation, should be make suitable and standard stores