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    • List of Articles JEL Classification: Q13

      • Open Access Article

        1 - Investigating the Economic and Welfare Effects of the Water Market: A Positive Mathematical Programming Model Approach
        fatemeh esmaelnia balagatabi ahmad sarlak hadi ghaffari
        In this study, the aim is to identify the economic and welfare effects of forming the water market in the Varamin region. Changes in the area under aquaculture, gross profit in two situations (water market and lack of water market) during 2011-2016 were calculated and c More
        In this study, the aim is to identify the economic and welfare effects of forming the water market in the Varamin region. Changes in the area under aquaculture, gross profit in two situations (water market and lack of water market) during 2011-2016 were calculated and compared using GAMS software and positive mathematical programming model. The results show that the establishment of the water market would have a positive and incremental effect on the gross profit of farmers in the region. Also, Cultivation of crops such as wheat, rice, barley, cucumber and potatoes, tomatoes and garlic has been more profitable and more crops can be planted. Based on the results, it is suggested that the government provide private-sector participation through investment and financial incentives. Manuscript profile
      • Open Access Article

        2 - Determination of The Price Transmission Mechanism in Shrimp Market of Iran (Application of Bivariate GARCH Model)
        ali akbar baghestani reza rahimi
        Abstract The main objective of this paper is determination of the price transmission mechanism in shrimp market of Iran by using bivariate GARCH model. The monthly data during 1380:1-1394:4 was used. The results indicated that the rate of change in retail prices is part More
        Abstract The main objective of this paper is determination of the price transmission mechanism in shrimp market of Iran by using bivariate GARCH model. The monthly data during 1380:1-1394:4 was used. The results indicated that the rate of change in retail prices is partially causes changes in wholesale prices. So that one unit increase in the retail price index would increase less than one unit (0.2 units) Wholesale Price Index. Therefore, the price transmission in shrimp market is imperfect. The result of Houck method indicated that price transmission in the shrimp market is asymmetric and, speed of transmission in increasing price is more than decreasing prices. Therefore, according to the policy of reforming Shrimp imperfect market, the government must attended to non-price supporting Policies. Manuscript profile