Document Type : Research Article
Authors
Agricultural Economics Department, College of Agriculture and Natural Resources, University of Tehran
Abstract
Estimation of agricultural sector demand and supply and identification of its determinants could lead to more efficient policies and planning of this section. In this study, aggregate demand and supply of agriculture sector for years of 1959-2007 by using of nonlinear restricted ARMAX model are estimated. Result indicates that aggregate agriculture demand is inelastic in short and long run. Those elasticities are -0.118 and -0.162, respectively. Demand own price adjustment coefficient is about 0.273. Also, supply short and long run own price elasticities are 0.129 and 0.166, respectively. Its adjustment coefficient is 0.225. These results accentuate to Agricultural Product necessity nature.
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