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84. Low- and Middle-Income Country Primary Health Care Expenditures Bookmark Format Series - completed
89. Minding the Gaps: Solidaristic Transfers and Burden-Sharing in the European Union and its Member States’ Pandemic Response Bookmark Format Single study
92. OECD-UNSD Multinational Enterprise Information Platform Bookmark Format Data archive or collection
93. Oxford Supertracker The Global Directory for COVID Policy Trackers and Surveys Bookmark Format Data archive or collection
94. Party Variation in Religiosity and Women's Leadership: A Cross-National Perspective, 2008-2010 Bookmark Format Single study
98. Polity V: Political Regime Characteristics and Transitions, 1800-2018 Bookmark Format Series - ongoing
100. Pre-Vaccine Era COVID-19 Infection Fatality Ratio Estimates by Age, Time, and Location 2020-2021 Bookmark Format Single study