IEA/4E TCP (2021), Benefit/cost ratio for standards and labelling programmes in selected countries, IEA, Paris (2021), License: Creative Commons Attribution CC BY-SA 3.0 IGO https://www.iea.org/data-and-statistics/charts/benefit-cost-ratio-for-standards-and-labelling-programmes-in-selected-countries, Licence: CC BY 4.0