List of Articles Co-integration approach Open Access Article Abstract Page Full-Text 1 - An Analysis of Consumption Behavior among Urban Households through Error Correction model Linear Approximate of Almost Ideal Demand System A. Moradi F. Mostashari Open Access Article Abstract Page Full-Text 2 - The Effect of Exchange Rate Volatility on Agricultural Export H. Asgharpur S. Mohammadpoor A. Rezazadeh Kh. Jahangiri