Does Retrofitting Pay Off? An Analysis of German Multifamily Building Data

Several studies have investigated the relationship between the energy performance of buildings and housing prices. First, this paper identifies a price premium for energy efficiency within the German rental market. Then, the indexed price differences and associated marginal benefits are compared wit...

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Main Authors: Alexander Groh, Hunter Kuhlwein, Sven Bienert
Format: Article
Language:English
Published: Taylor & Francis Group 2022-12-01
Series:Journal of Sustainable Real Estate
Subjects:
Online Access:http://dx.doi.org/10.1080/19498276.2022.2135188
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author Alexander Groh
Hunter Kuhlwein
Sven Bienert
author_facet Alexander Groh
Hunter Kuhlwein
Sven Bienert
author_sort Alexander Groh
collection DOAJ
description Several studies have investigated the relationship between the energy performance of buildings and housing prices. First, this paper identifies a price premium for energy efficiency within the German rental market. Then, the indexed price differences and associated marginal benefits are compared with the marginal costs of energy retrofits. An extensive database of Germany’s largest online platform for housing over a time span from 2016 to 2020 is used in a hedonic regression approach. In addition, to extract the marginal costs of energy consumption abatement, a dataset of 1048 rental units regarding green-retrofit measures is utilized. Although a significant green premium is identified in the rental market, the findings suggest that it is not high enough to compensate landlords for the money they have to spend to retrofit. The marginal costs exceed the marginal benefits by far. Furthermore, it is found that the German government’s recent plans to split the carbon tax between landlords and tenants do not change this because the price per metric ton of carbon is insufficiently high. Limitations with respect to the data basis and consequently to the interpretation of the results exist. Nevertheless, the findings can help both tenants and landlords in their decision-making, as well as policy makers in the implementation of decarbonization efforts.
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spelling doaj.art-b8cc11341ee34e3cbae909fa120b7bf32023-09-22T10:55:14ZengTaylor & Francis GroupJournal of Sustainable Real Estate1949-82761949-82842022-12-011419511210.1080/19498276.2022.21351882135188Does Retrofitting Pay Off? An Analysis of German Multifamily Building DataAlexander Groh0Hunter Kuhlwein1Sven Bienert2International Real Estate Business School, University of RegensburgInternational Real Estate Business School, University of RegensburgInternational Real Estate Business School, University of RegensburgSeveral studies have investigated the relationship between the energy performance of buildings and housing prices. First, this paper identifies a price premium for energy efficiency within the German rental market. Then, the indexed price differences and associated marginal benefits are compared with the marginal costs of energy retrofits. An extensive database of Germany’s largest online platform for housing over a time span from 2016 to 2020 is used in a hedonic regression approach. In addition, to extract the marginal costs of energy consumption abatement, a dataset of 1048 rental units regarding green-retrofit measures is utilized. Although a significant green premium is identified in the rental market, the findings suggest that it is not high enough to compensate landlords for the money they have to spend to retrofit. The marginal costs exceed the marginal benefits by far. Furthermore, it is found that the German government’s recent plans to split the carbon tax between landlords and tenants do not change this because the price per metric ton of carbon is insufficiently high. Limitations with respect to the data basis and consequently to the interpretation of the results exist. Nevertheless, the findings can help both tenants and landlords in their decision-making, as well as policy makers in the implementation of decarbonization efforts.http://dx.doi.org/10.1080/19498276.2022.2135188economic viabilityenergy performance certificatesgeneralized additive modelhedonic pricing modelmarginal cost
spellingShingle Alexander Groh
Hunter Kuhlwein
Sven Bienert
Does Retrofitting Pay Off? An Analysis of German Multifamily Building Data
Journal of Sustainable Real Estate
economic viability
energy performance certificates
generalized additive model
hedonic pricing model
marginal cost
title Does Retrofitting Pay Off? An Analysis of German Multifamily Building Data
title_full Does Retrofitting Pay Off? An Analysis of German Multifamily Building Data
title_fullStr Does Retrofitting Pay Off? An Analysis of German Multifamily Building Data
title_full_unstemmed Does Retrofitting Pay Off? An Analysis of German Multifamily Building Data
title_short Does Retrofitting Pay Off? An Analysis of German Multifamily Building Data
title_sort does retrofitting pay off an analysis of german multifamily building data
topic economic viability
energy performance certificates
generalized additive model
hedonic pricing model
marginal cost
url http://dx.doi.org/10.1080/19498276.2022.2135188
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