References
- Andaloro, A, Salvalai, G, Fregonese, G, Tso, L and Paoletti, G. 2022. ‘De-risking the energy efficient renovation of commercial office buildings through technical-financial risk assessment’. Sustainability, 14(2):
1011 . DOI: 10.3390/su14021011 - Archer-Brown, E and Rosenow, J. 2026. ‘Throwing the baby out with the bathwater: the end of 32 years of UK Energy Efficiency Obligations’. Energy Policy, 215:
115338 . DOI: 10.1016/j.enpol.2026.115338 - Bertoldi, P, Boza-Kiss, B, Della Valle, N and Economidou, M. 2021b. ‘The role of one-stop shops in energy renovation-a comparative analysis of OSSs cases in Europe’. Energy and Buildings, 250:
111273 . DOI: 10.1016/j.enbuild.2021.111273 - Bertoldi, P, Economidou, M, Palermo, V, Boza-Kiss, B and Todeschi, V. 2021a. ‘How to finance energy renovation of residential buildings: Review of current and emerging financing instruments in the EU’. Wiley Interdisciplinary Reviews: Energy and Environment, 10(1):
e384 . DOI: 10.1002/wene.384 - Bertoldi, P and Kromer, S. 2006.
‘Risk assessment in efficiency valuation: concepts and practice’ . Proceedings of the ACEEE 2006 Summer Study on Energy Efficiency in Buildings (pp. 13–22). Pacific Grove, CA, USA. - Bertoldi, P and Rezessy, S. 2008. ‘Tradable white certificate schemes: fundamental concepts’. Energy efficiency, 1(4): 237–255. DOI: 10.1007/s12053-008-9021-y
- Bertoldi, P, Rezessy, S, Lees, E, Baudry, P, Jeandel, A and Labanca, N. 2010. ‘Energy supplier obligations and white certificate schemes: Comparative analysis of experiences in the European Union’. Energy Policy, 38(3): 1455–1469. DOI: 10.1016/j.enpol.2009.11.027
- Bertoldi, P, Rezessy, S and Oikonomou, V. 2013. ‘Rewarding energy savings rather than energy efficiency: Exploring the concept of a feed-in tariff for energy savings’. Energy Policy, 56: 526–535. DOI: 10.1016/j.enpol.2013.01.019
- Bertoldi, P, Rezessy, S and Vine, E. 2006. ‘Energy service companies in European countries: Current status and a strategy to foster their development’. Energy Policy, 34(14): 1818–1832. DOI: 10.1016/j.enpol.2005.01.010
- Bianco, V, Sonvilla, PM, Reed, PG and Prado, AV. 2022. ‘Business models for supporting energy renovation in residential buildings. The case of the on-bill programs’. Energy Reports, 8: 2496–2507. DOI: 10.1016/j.egyr.2022.01.188
- Bickel, SA, Ferguson, JG, Goldman, E and Shaban, H. 2022. ‘Utility value of a pay as you save inclusive utility investment program for whole home energy efficiency and electrification upgrades’. European Council for an Energy Efficient Economy Summer Study Proceedings.
- Bremer, L, den Nijs, S and de Groot, HL. 2024. ‘The energy efficiency gap and barriers to investments: Evidence from a firm survey in The Netherlands’. Energy Economics, 133:
107498 . DOI: 10.1016/j.eneco.2024.107498 - Bullier, A and Milin, C. 2013. ‘Alternative financing schemes for energy efficiency in buildings’. European Council for an Energy Efficient Economy Summer Study Proceedings, pp. 795–805.
- Cao, HH, Han, B, Hirshleifer, D and Zhang, HH. 2011. ‘Fear of the unknown: Familiarity and economic decisions’. Review of finance, 15(1): 173–206. DOI: 10.1093/rof/rfp023
- Castellazzi, L, Bertoldi, P and Economidou, M. 2017. Overcoming the split incentive barrier in the building sector: Unlocking the energy efficiency potential in the rental and multifamily sectors, EUR 28058 EN, Publication Office of the European Union, Luxembourg, JRC101251. Available at:
https://publications.jrc.ec.europa.eu/repository/handle/JRC101251 . - Cattaneo, C. 2019. ‘Internal and external barriers to energy efficiency: which role for policy interventions?’ Energy Efficiency, 12(5): 1293–1311. DOI: 10.1007/s12053-019-09775-1
- Chlond, B, Gavard, C and Jeuck, L. 2023. ‘How to support residential energy conservation cost-effectively? An analysis of public financial schemes in France’. Environmental and Resource Economics, 85(1): 29–63. DOI: 10.1007/s10640-022-00754-2
- Climate Policy Initiative. 2023. Global Landscape of Climate Finance 2023. Available at:
https://www.climatepolicyinitiative.org/wp-content/uploads/2023/11/Global-Landscape-of-Climate-Finance-2023.pdf . - Cozza, S, Chambers, J, Deb, C, Scartezzini, JL, Schlüter, A and Patel, MK. 2020. ‘Do energy performance certificates allow reliable predictions of actual energy consumption and savings? Learning from the Swiss national database’. Energy and Buildings, 224:
110235 . DOI: 10.1016/j.enbuild.2020.110235 - Dell’Anna, F, Marmolejo-Duarte, C, Bravi, M and Bottero, M. 2022. ‘A choice experiment for testing the energy-efficiency mortgage as a tool for promoting sustainable finance’. Energy Efficiency, 15(5):
27 . DOI: 10.1007/s12053-022-10035-y - Donati, E and Copiello, S. 2023. ‘The one-stop shop business model for improving building energy efficiency: Analysis and applications’. In: International Conference on Computational Science and Its Applications, pp. 422–439. Springer Nature Switzerland. DOI: 10.1007/978-3-031-37111-0_30
- Dong, J and Huo, H. 2017. ‘Identification of financing barriers to energy efficiency in small and medium-sized enterprises by integrating the fuzzy delphi and fuzzy DEMATEL approaches’. Energies, 10(8):
1172 . DOI: 10.3390/en10081172 - EEFIG. 2015. Energy Efficiency — The First Fuel for the EU Economy: How to Drive New Finance for Energy Efficiency Investments. Energy Efficiency Financial Institutions Group.
- European Commission. 2025. Communication from the Commission to the European Parliament, the Council, the European Economic and Social Committee and the Committee of the Regions EU-wide assessment of the final updated national energy and climate plans Delivering the Union’s 2030 energy and climate objectives. Available at:
https://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=CELEX:52025DC0274 . - European Parliament and Council. 2023. ‘Directive (EU) 2023/1791 of the European Parliament and of the Council of 13 September 2023 on energy efficiency and amending Regulation (EU) 2023/955 (recast) (Energy Efficiency Directive, EED)’. Official Journal of the European Union, L 231, pp. 1–111.
- European Parliament and Council. 2024. ‘Directive (EU) 2024/1275 of the European Parliament and of the Council of 24 April 2024 on the energy performance of buildings (recast) (Energy Performance of Buildings Directive, EPBD)’. Official Journal of the European Union, L 1275, pp. 1–114.
- Eyre, N. 2013. ‘Energy saving in energy market reform—The feed-in tariffs option’. Energy Policy, 52: 190–198. DOI: 10.1016/j.enpol.2012.07.042
- Fawcett, T, Rosenow, J and Bertoldi, P. 2019. ‘Energy efficiency obligation schemes: their future in the EU’. Energy Efficiency, 12(1): 57–71. DOI: 10.1007/s12053-018-9657-1
- Febranzah, A and Krisprimandoyo, DA. 2025. ‘A Risk-Adjusted Financial Feasibility Model for ESCOs: Introducing Payment from Savings (PFS) Concept’. Energy Conversion and Management: X, 26:
100945 . DOI: 10.1016/j.ecmx.2025.100945 - Gillingham, K and Palmer, K. 2014. ‘Bridging the energy efficiency gap: Policy insights from economic theory and empirical evidence’. Review of Environmental Economics and Policy, 8(1): 18–38. DOI: 10.1093/reep/ret021
- Giraudet, LG. 2020. ‘Energy efficiency as a credence good: A review of informational barriers to energy savings in the building sector’. Energy Economics, 87:
104698 . DOI: 10.1016/j.eneco.2020.104698 - Giraudet, LG and Finon, D. 2015. ‘European experiences with white certificate obligations: A critical review of existing evaluations’. Economics of Energy & Environmental Policy, 4(1): 113–130. DOI: 10.5547/2160-5890.4.1.lgir
- Günther, C, Pahle, M, Govorukha, K, Osorio, S and Fotiou, T. 2026. ‘Carbon prices on the rise? Shedding light on the emerging second EU Emissions Trading System (EU ETS 2)’. Climate Policy, 26(1): 92–103. DOI: 10.1080/14693062.2025.2485196
- Hartenberger, U, Lorenz, D, Sayce, S and Toth, Z. 2017. Creating an energy efficient mortgage for Europe mortgage lending valuation and the impact of energy efficiency: an overview of current practice. Available at:
https://centaur.reading.ac.uk/89553/1/EeMAP-Technical-Report-on-Mortgage-Lending-Valuation-and-the-Impact-of-Energy-Efficiency.pdf . - Hill, DR. 2019. ‘Energy Efficiency Financing: A review of risks and uncertainties’. In Proceedings of the 42nd IAEE International Conference, Montreal, QC, Canada (Vol. 29).
- Hirst, E and Brown, M. 1990. ‘Closing the efficiency gap: barriers to the efficient use of energy’. Resources, Conservation and Recycling, 3(4): 267–281. DOI: 10.1016/0921-3449(90)90023-W
- Honohan, P. 2010. ‘Partial credit guarantees: Principles and practice’. Journal of financial stability, 6(1): 1–9. DOI: 10.1016/j.jfs.2009.05.008
- IEA. 2023. World Energy Investment 2023. International Energy Agency, Paris.
- IEA. 2025. Energy Efficiency 2025, IEA, Paris. Available at:
https://www.iea.org/reports/energy-efficiency-2025 . - Johnson, K, Willoughby, G, Shimoda, W and Volker, M. 2012. ‘Lessons learned from the field: key strategies for implementing successful on-the-bill financing programs’. Energy Efficiency, 5(1): 109–119. DOI: 10.1007/s12053-011-9109-7
- Kirkpatrick, AJ and Bennear, LS. 2014. ‘Promoting clean energy investment: An empirical analysis of property assessed clean energy’. Journal of Environmental Economics and Management, 68(2): 357–375. DOI: 10.1016/j.jeem.2014.05.001
- Koutsandreas, D, Kleanthis, N, Flamos, A, Karakosta, C and Doukas, H. 2022. ‘Risks and mitigation strategies in energy efficiency financing: A systematic literature review’. Energy Reports, 8: 1789–1802. DOI: 10.1016/j.egyr.2022.01.006
- Kuckshinrichs, W, Kronenberg, T and Hansen, P. 2010. ‘The social return on investment in the energy efficiency of buildings in Germany’. Energy Policy, 38(8): 4317–4329. DOI: 10.1016/j.enpol.2010.03.060
- Liaw, KT. 2024. ‘Benefits of Property Assessed Clean Energy Programs and Securitization of Property Assessed Clean Energy Loans’. Commodities, 3(4): 421–430. DOI: 10.3390/commodities3040023
- Lou, Y, Yang, Y, Ye, Y, He, C and Zuo, W. 2022. ‘The economic impacts of carbon emission trading scheme on building retrofits: A case study with US medium office buildings’. Building and Environment, 221:
109311 . DOI: 10.1016/j.buildenv.2022.109311 - Loureiro, T, Gil, M, Desmaris, R, Andaloro, A, Karakosta, C and Plesser, S. 2020.
‘De-risking energy efficiency investments through innovation’ . Proceedings, 65(1):3 . MDPI. DOI: 10.3390/proceedings2020065003 - Lundmark, R. 2024. ‘Understanding transaction costs of energy efficiency renovations in the Swedish residential sector’. Energy Efficiency, 17(3):
20 . DOI: 10.1007/s12053-024-10198-w - Micelli, E, Giliberto, G and Righetto, E. 2025. ‘Is the Energy Transition of Housing Financially Viable? Unlocking the Potential of Deep Retrofits with New Business Models’. Buildings, 15(7):
1175 . DOI: 10.3390/buildings15071175 - Ministère de la Transition écologique, de l’Aménagement du territoire et de la Décentralisation, des Transports, de la Ville et du Logement, 2026. Available at:
https://www.ecologie.gouv.fr/politiques-publiques/dispositif-certificats-deconomies-denergie . - Nicolas, O and Molina-Costa, P. 2021. ‘Demand aggregation as a strategy for untapping buildings’ energy renovation potential: Diagnosis and prioritization methodology and case study from the Basque Country’. Sustainability, 13(24):
13881 . DOI: 10.3390/su132413881 - Niknafs, P, Holmqvist, G, Thollander, P and Rohdin, P. 2024. ‘Energy renovation of Swedish single-family houses — a survey of barriers, drivers, and green loans’. Frontiers in Energy Research, 12:
1480098 . DOI: 10.3389/fenrg.2024.1480098 - PACENation. 2023. PACE Market Data Report 2022. PACENation. Available at:
https://www.pacenation.org/pace-market-data/ . - Rasmussen, J. 2017. ‘The additional benefits of energy efficiency investments — a systematic literature review and a framework for categorisation’. Energy Efficiency, 10(6): 1401–1418. DOI: 10.1007/s12053-017-9528-1
- Risch, A. 2020. ‘Are environmental fiscal incentives effective in inducing energy-saving renovations? An econometric evaluation of the French energy tax credit’. Energy Economics, 90:
104831 . DOI: 10.1016/j.eneco.2020.104831 - Rochlitz, F and Hagist, C. 2026. ‘Who invests in energy efficiency in owner-occupied homes in Germany? A configurational analysis of personal and contextual conditions’. Energy Economics,
109194 . DOI: 10.1016/j.eneco.2026.109194 - Rose, A and Wei, D. 2020. ‘Impacts of the Property Assessed Clean Energy (PACE) program on the economy of California’. Energy Policy, 137:
111087 . DOI: 10.1016/j.enpol.2019.111087 - Rosenow, J and Eyre, N. 2016. ‘A post mortem of the Green Deal: Austerity, energy efficiency, and failure in British energy policy’. Energy Research & Social Science, 21: 141–144. DOI: 10.1016/j.erss.2016.07.005
- Schleich, J and Gruber, E. 2008. ‘Beyond case studies: Barriers to energy efficiency in commerce and the services sector’. Energy Economics, 30(2): 449–464. DOI: 10.1016/j.eneco.2006.08.004
- Sorrell, S. 2007. ‘The economics of energy service contracts’. Energy policy, 35(1): 507–521. DOI: 10.1016/j.enpol.2005.12.009
- Sorrell, S, Harrison, D, Radov, D, Klevnas, P and Foss, A. 2009. ‘White certificate schemes: Economic analysis and interactions with the EU ETS’. Energy Policy, 37(1): 29–42. DOI: 10.1016/j.enpol.2008.08.009
- Taylor, ZJ and Knuth, SE. 2025. ‘Financing “climate-proof” housing? The premises and pitfalls of PACE finance in Florida’. Journal of Urban Affairs, 47(1): 53–69. DOI: 10.1080/07352166.2023.2247503
- Tzani, D, Exintaveloni, DS, Stavrakas, V and Flamos, A. 2023. ‘Devising policy strategies for the deployment of energy efficiency Pay-for-Performance programmes in the European Union’. Energy Policy, 178:
113593 . DOI: 10.1016/j.enpol.2023.113593 - Tzani, D, Stavrakas, V, Santini, M, Thomas, S, Rosenow, J and Flamos, A. 2022. ‘Pioneering a performance-based future for energy efficiency: Lessons learnt from a comparative review analysis of pay-for-performance programmes’. Renewable and Sustainable Energy Reviews, 158:
112162 . DOI: 10.1016/j.rser.2022.112162 - Valentová, M, Lízal, L and Knápek, J. 2018. ‘Designing energy efficiency subsidy programmes: The factors of transaction costs’. Energy Policy, 120: 382–391. DOI: 10.1016/j.enpol.2018.04.055
- Wiese, C, Cowart, R and Rosenow, J. 2020. ‘The strategic use of auctioning revenues to foster energy efficiency: status quo and potential within the European Union Emissions Trading System’. Energy Efficiency, 13(8): 1677–1688. DOI: 10.1007/s12053-020-09894-0
DOI: https://doi.org/10.66506/essp.3-176-26 | Journal eISSN: 2001-7960
Language: English
Page range: 47 - 47
Submitted on: Mar 20, 2026
Accepted on: May 20, 2026
Published on: Aug 17, 2026
Published by: European Council for an Energy Efficient Economy (eceee)
In partnership with: Paradigm Publishing Services
Keywords:
© 2026 Paolo Bertoldi, published by European Council for an Energy Efficient Economy (eceee)
This work is licensed under the Creative Commons Attribution 4.0 License.