11. Consistent dataset for the net income distribution for 190 countries, aggregated to 32 geographical regions and the world from 1958–2015 Bookmark Format Macrodata source
15. Country Memberships in Selected Intergovernmental Organizations and Accession to Selected Regional and Global Treaty Regimes: Global, Country-Year Format, 1955-2010 Bookmark Format Single study
19. COVID-19 Government Response Tracker (University of Oxford - Blavatnik School of Government) Bookmark Format Series - ongoing