The World Economics Environment Index combines carbon and methane emissions, with data on air quality, access to safe water and average temperature. The variables are combined into an Index using equal weights.
The World Economics social Index uses United Nations HID and World Bank data to create indexes for life expectancy, median age, years of schooling, spend on education and the percentage of the population in work, to reflect social progress. The individual Indexes are combined into the overall Social Index using equal weights.
The Governance Index combines data on Rule of Law, Press Freedom, Political Rights and Corruption Perceptions. The individual Indexes are combined using equal weights to form the Governance Index