Please use this identifier to cite or link to this item: https://doi.org/10.21256/zhaw-26119
Publication type: Working paper – expertise – study
Title: Environmental efficiency analysis of Swiss acute care hospitals
Authors: Roth, Florian
Merki, Manuela
Keller, Regula
et. al: No
DOI: 10.2139/ssrn.3939627
10.21256/zhaw-26119
Extent: 28
Issue Date: 22-Nov-2021
Publisher / Ed. Institution: SSRN
ISSN: 1556-5068
Language: English
Subjects: Environmental impact; Hospital; Swiss health care; Swiss hospital; Data envelopment analysis; Global warming potential; Efficiency analysis; Stochastic frontier analysis; Eco efficiency
Subject (DDC): 338.927: Environmental economics and sustainable development
362.11: Hospitals and related institutions
Abstract: Using a novel set of Global Warming Potential (GWP) data for hospitals in Switzerland, we estimate the environmental efficiency by stochastic frontier analysis and data envelopment analysis for the hospitals overall and 14 specific hospital areas. We find median efficiency of hospitals of at most 53.4 percent. The improvement potential for the Swiss acute care hospitals is estimated to be 136’669 t CO2-eq based on a GWP weighted mean environmental efficiency of 69.3 over all hospitals. The areas with the highest potential are heating and electricity: a one percent increase in efficiency would reduce overall GWP by 0.60 and 0.58 percent, respectively.
Further description: Supported by the Swiss National Science Foundation (SNSF) within the framework of the National Research Program “Sustainable Economy: resource-friendly, future-oriented, innovative” (NRP 73) Grant-N◦ 407340_ 172453.
URI: https://digitalcollection.zhaw.ch/handle/11475/26119
License (according to publishing contract): Licence according to publishing contract
Departement: Life Sciences and Facility Management
Organisational Unit: Institute of Natural Resource Sciences (IUNR)
Published as part of the ZHAW project: Green Hospital
Appears in collections:Publikationen Life Sciences und Facility Management

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Roth, F., Merki, M., & Keller, R. (2021). Environmental efficiency analysis of Swiss acute care hospitals. SSRN. https://doi.org/10.2139/ssrn.3939627
Roth, F., Merki, M. and Keller, R. (2021) Environmental efficiency analysis of Swiss acute care hospitals. SSRN. Available at: https://doi.org/10.2139/ssrn.3939627.
F. Roth, M. Merki, and R. Keller, “Environmental efficiency analysis of Swiss acute care hospitals,” SSRN, Nov. 2021. doi: 10.2139/ssrn.3939627.
ROTH, Florian, Manuela MERKI und Regula KELLER, 2021. Environmental efficiency analysis of Swiss acute care hospitals. SSRN
Roth, Florian, Manuela Merki, and Regula Keller. 2021. “Environmental Efficiency Analysis of Swiss Acute Care Hospitals.” SSRN. https://doi.org/10.2139/ssrn.3939627.
Roth, Florian, et al. Environmental Efficiency Analysis of Swiss Acute Care Hospitals. SSRN, 22 Nov. 2021, https://doi.org/10.2139/ssrn.3939627.


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