Bagheri, A., Nikooie, A., Khodadad Kashi, F., Shokatfadaei, M. (2017). The survey of energy subsidies reduction on water resource stability in northern Mahyar Plain aquifer: positive-stochastic dynamic programming approach. , 9(2), 116-132. doi: 10.22092/ijwmse.2017.109695
Abolghasem Bagheri; Alireza Nikooie; Farhad Khodadad Kashi; Mohsen Shokatfadaei. "The survey of energy subsidies reduction on water resource stability in northern Mahyar Plain aquifer: positive-stochastic dynamic programming approach". , 9, 2, 2017, 116-132. doi: 10.22092/ijwmse.2017.109695
Bagheri, A., Nikooie, A., Khodadad Kashi, F., Shokatfadaei, M. (2017). 'The survey of energy subsidies reduction on water resource stability in northern Mahyar Plain aquifer: positive-stochastic dynamic programming approach', , 9(2), pp. 116-132. doi: 10.22092/ijwmse.2017.109695
Bagheri, A., Nikooie, A., Khodadad Kashi, F., Shokatfadaei, M. The survey of energy subsidies reduction on water resource stability in northern Mahyar Plain aquifer: positive-stochastic dynamic programming approach. , 2017; 9(2): 116-132. doi: 10.22092/ijwmse.2017.109695

The survey of energy subsidies reduction on water resource stability in northern Mahyar Plain aquifer: positive-stochastic dynamic programming approach

مهندسی و مدیریت آبخیز
Article 1, Volume 9, Issue 2, July 2017, Pages 116-132    PDF (851.57 K)
Document Type: Research Paper
DOI: 10.22092/ijwmse.2017.109695
Authors
Abolghasem Bagheri* 1; Alireza Nikooie2; Farhad Khodadad Kashi3; Mohsen Shokatfadaei4
1PhD student of Economic, Payame Noor University, Tehran, Iran
2Assistant Professor, Soil Conservation and Watershed Management Research Department, Hormozgan Agricultural and Natural Resources Research and Education Center, AREEO, Hormozgan, Iran
3Professor of Economic, Payame Noor University, Tehran, Iran
4Associate Professor, Faculty of Agricultural Economic, Payame Noor University, Tehran, Iran
Abstract
Although government’s supportive payments to agricultural activities is fulfilled for the purpose of increasing of social benefits, but it will cause some economic and environmental externalities. So that today the development of agricultural activities lead to decline in groundwater level in most of these aquifers. This topic has increased the interest of related governmental sectors in developing and application of water conserving policies in aquifers. The objective of this study was to analyze and evaluate the outcomes of energy subsidies decline as specified water conservation policy alternatives on groundwater consumption and cropping patterns on the aquifer of Mahyar plain in Isfahan province, using non-linear optimization model. A Positive Mathematical Programming (PMP) model was developed and calibrated to land and water usage data for a base period of 2004-2005. The PMP approach produces a constrained non-linear optimization model that mimics the land and water allocation decision facing producers each year. The choice variables in the model are the acreages planted to each of the major crops and the water use by crop. The result showed that water application per acre decreased significantly under the high price scenarios, during the early years of the simulated period. This suggests that high energy prices have a significant effect on the rate of increment of the Mahyar aquifer stability.
Keywords
Aquifer; Dynamic Programming; Energy Subsidies; Groundwater; Positive Mathematical Programming; simulation
References
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