Heterogeneity in Domestic Water Demand: An Application of Multilevel Analysis to the City of Valencia (Spain)

This paper deals with the question of unobservable heterogeneity and problems of scale in urban water demand. For this purpose, the determinants of domestic water consumption and the elasticities were estimated using a hierarchical model. For our empirical analysis, a household level data panel from...

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Main Authors: Mónica Maldonado-Devis, Vicent Almenar-Llongo
Format: Article
Language:English
Published: MDPI AG 2021-12-01
Series:Water
Subjects:
Online Access:https://www.mdpi.com/2073-4441/13/23/3400
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author Mónica Maldonado-Devis
Vicent Almenar-Llongo
author_facet Mónica Maldonado-Devis
Vicent Almenar-Llongo
author_sort Mónica Maldonado-Devis
collection DOAJ
description This paper deals with the question of unobservable heterogeneity and problems of scale in urban water demand. For this purpose, the determinants of domestic water consumption and the elasticities were estimated using a hierarchical model. For our empirical analysis, a household level data panel from Valencia (Spain) between 2009 and 2011 was available. Households were assigned to the city neighbourhoods to which they belong, which allowed us to incorporate the intra-urban scale into the analysis. In the estimate, the average price paid by each household in each bimonthly period was used due to the current tariff structure in Valencia. Regarding our results, there were differences in the consumption between the different neighbourhoods that were not independent of the average price paid by households. We found that 27% of the variability in consumption was explained by differences in household behaviour. In addition, an average price-elasticity in Valencia for all periods of −1.868 was obtained as well as a range of elasticities for the different neighbourhoods between (−1.53 and −1.21). From the results obtained, it is possible to extract relevant information for local water managers in order to apply economic instruments, prices and taxes to urban water demand.
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spelling doaj.art-5d3892bc54014c9e97f5ca4d27fc915c2023-11-23T03:14:59ZengMDPI AGWater2073-44412021-12-011323340010.3390/w13233400Heterogeneity in Domestic Water Demand: An Application of Multilevel Analysis to the City of Valencia (Spain)Mónica Maldonado-Devis0Vicent Almenar-Llongo1Department of Economic Analysis, EDEM Business School, 46024 València, SpainDepartment of Economics, Catholic University of Valencia, 46003 València, SpainThis paper deals with the question of unobservable heterogeneity and problems of scale in urban water demand. For this purpose, the determinants of domestic water consumption and the elasticities were estimated using a hierarchical model. For our empirical analysis, a household level data panel from Valencia (Spain) between 2009 and 2011 was available. Households were assigned to the city neighbourhoods to which they belong, which allowed us to incorporate the intra-urban scale into the analysis. In the estimate, the average price paid by each household in each bimonthly period was used due to the current tariff structure in Valencia. Regarding our results, there were differences in the consumption between the different neighbourhoods that were not independent of the average price paid by households. We found that 27% of the variability in consumption was explained by differences in household behaviour. In addition, an average price-elasticity in Valencia for all periods of −1.868 was obtained as well as a range of elasticities for the different neighbourhoods between (−1.53 and −1.21). From the results obtained, it is possible to extract relevant information for local water managers in order to apply economic instruments, prices and taxes to urban water demand.https://www.mdpi.com/2073-4441/13/23/3400urban waterdomestic water demandIRT tariffsmicrodata databasemultilevel analysishierarchical analysis
spellingShingle Mónica Maldonado-Devis
Vicent Almenar-Llongo
Heterogeneity in Domestic Water Demand: An Application of Multilevel Analysis to the City of Valencia (Spain)
Water
urban water
domestic water demand
IRT tariffs
microdata database
multilevel analysis
hierarchical analysis
title Heterogeneity in Domestic Water Demand: An Application of Multilevel Analysis to the City of Valencia (Spain)
title_full Heterogeneity in Domestic Water Demand: An Application of Multilevel Analysis to the City of Valencia (Spain)
title_fullStr Heterogeneity in Domestic Water Demand: An Application of Multilevel Analysis to the City of Valencia (Spain)
title_full_unstemmed Heterogeneity in Domestic Water Demand: An Application of Multilevel Analysis to the City of Valencia (Spain)
title_short Heterogeneity in Domestic Water Demand: An Application of Multilevel Analysis to the City of Valencia (Spain)
title_sort heterogeneity in domestic water demand an application of multilevel analysis to the city of valencia spain
topic urban water
domestic water demand
IRT tariffs
microdata database
multilevel analysis
hierarchical analysis
url https://www.mdpi.com/2073-4441/13/23/3400
work_keys_str_mv AT monicamaldonadodevis heterogeneityindomesticwaterdemandanapplicationofmultilevelanalysistothecityofvalenciaspain
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