List of Articles demand function Open Access Article Abstract Page Full-Text 1 - Weak Separability Testing and Estimation of Selected Food Commodities Demand System in Urban Households of Iran (Case of Citrus Fruits, Cucurbits and Vegetables) امین دلاور غلامرضا یاوری سعید یزدانی افشین امجدی ابوالفضل محمودی 20.1001.1.21595852.2020.10.3.7.6 Open Access Article Abstract Page Full-Text 2 - Examining Subsidy Polices on Maize Production in Iran (Panel Data approach) Negin Hosseingholizadeh Jafar Haghighat Rassul Mohammadrezaei Open Access Article Abstract Page Full-Text 3 - Estimation of Water Demand of Agriculture Sector by Water-Yield Function (Case Study: Sistan Province) Zahra Ghaffari Moghadam