@article {Willingness-to-pay2018, title = {Willingness-to-pay and free-riding in a national energy efficiency retrofit grant scheme}, year = {2018}, notes = {https://doi.org/10.1016/j.enpol.2018.03.057}, url = {https://www.esri.ie/publications/willingness-to-pay-and-free-riding-in-a-national-energy-efficiency-retrofit-grant-scheme}, author = {Collins, Matthew and Curtis, John}, journal = {Energy Policy, Vol. 118, July 2018, pp. 211–220}, }