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• Ranjbar Malekshah.Tahereh Optimization of orange export subsidy and its effect on welfare of producer of this product in Iran [ Vol.14, Issue 3 - Autumn Year 1401]
• Rezaei.Azam Estimation of Water Demand Function in Rice Production in Gorgan County: Application of the Seemingly Unrelated Regression (SUR) Method [ Vol.14, Issue 2 - Summer Year 1401]