13. 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
16. COVID-19 Pandemic Preparedness - Infection Rate and Infection Fatality Ratio Estimates 2020-2021 Bookmark Format Single study
20. Data and Code for: How Far Goods Travel: Global Transport and Supply Chains from 1965-2020 Bookmark Format Single study