This dataset contains the Global Green Economy Index for the period 2014-2018. Data from Dual Citizen LLC. Follow datasource.kapsarc.org for timely data to advance energy economics research.1. The results are expressed as percentiles representing an aggregate result from the four main dimensions of the GGEI: leadership & climate change; efficiency sectors; markets & investment; and environment. 2. The percentile results below should not be simply compared to those from prior GGEI editions as the 2018 GGEI covers 50 more countries than the 2016 edition. 3. The "time series available" column represents the period for which we have GGEI data for a given country. 4. Data collection and analysis for the 2018 GGEI was conducted by Agnes Magnusson, Philip McNally and Victor Milla and led by Jeremy Tamanini.5. The Global Green Economy Index™ (GGEI) is a trademark of Dual Citizen LLC.