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Titel |
Definition of efficient scarcity-based water pricing policies through stochastic programming |
VerfasserIn |
H. Macian-Sorribes, M. Pulido-Velazquez, A. Tilmant |
Medientyp |
Artikel
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Sprache |
Englisch
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ISSN |
1027-5606
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Digitales Dokument |
URL |
Erschienen |
In: Hydrology and Earth System Sciences ; 19, no. 9 ; Nr. 19, no. 9 (2015-09-23), S.3925-3935 |
Datensatznummer |
250120811
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Publikation (Nr.) |
copernicus.org/hess-19-3925-2015.pdf |
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Zusammenfassung |
Finding ways to improve the efficiency in water usage is one of the
most important challenges in integrated water resources
management. One of the most promising solutions is the use of
scarcity-based pricing policies. This contribution presents
a procedure to design efficient pricing policies based on the
opportunity cost of water at the basin scale. Time series of the
marginal value of water are obtained using a stochastic
hydro-economic model. Those series are then post-processed to define
step pricing policies, which depend on the state of the system at
each time step. The case study of the Mijares River basin system
(Spain) is used to illustrate the method. The results show that the
application of scarcity-based pricing policies increases the
economic efficiency of water use in the basin, allocating water to
the highest-value uses and generating an incentive for water
conservation during the scarcity periods. The resulting benefits are
close to those obtained with the economically optimal decisions. |
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