Heterogeneity in irrigators’ wtp and wta for water reliability
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URI: http://hdl.handle.net/10317/10396ISBN: 978-84-17853-43-3
DOI: 10.31428/10317/10396
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WEARE-Water, Environmental and Agricultural Resources Economics Research Group, University of Cordoba, SpainÁrea de conocimiento
Economía, Sociología y Política AgrariaRealizado en/con
Universidad Politécnica de CartagenaFecha de publicación
2021Editorial
Universidad Politécnica de CartagenaCita bibliográfica
Villanueva, Anastasio J.; Gómez Limón, J.A. Heterogeneity in irrigators’ wtp and wta for water reliability. En: XIII Congreso de Economía Agroalimentaria. Cartagena. 1-3 de septiembre 2021. Cartagena: Universidad Politécnica de Cartagena, 2021. Pp. 17-20. ISBN: 978-84-17853-43-3Palabras clave
Economía AgroalimentariaClimate change
Irrigation water demand
Water supply guarantee
Choice experiment
Water policy
Resumen
This paper is focused on the valuation of irrigation water supply reliability. We assess WTP and WTA for improvements and worsenings in irrigation water supply reliability, checking for the first time the disparity between average WTA and average WTP for this attribute of irrigation water supply. This assessment relies on a field experiment among farmers in an irrigated area located in southern Spain that is suffering a serious deterioration of water supply reliability because of climate change. Results obtained show average WTP estimates for moderate and significant improvements are €16.5 and €18.5/ha/year, respectively, while the average WTA estimates for moderate and significant worsenings are €765.6 and €881.1/ha/year. This indicates a very high WTA/WTP ratio of 46.4 and 47.6 for moderate and significant changes, much higher than those obtained in previous studies. Possible reasons which may explain such a disparity include reasons within neoclassical economic theory and endowment ...
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