90. IPUMS TERRA (Terra Populus: Integrated Data on Population and Environment) Bookmark Format Data archive or collection
91. LivWell: a sub-national database on the Living conditions of Women and their Well-being for 52 countries Bookmark Format Series - ongoing
92. Low- and Middle-Income Country Primary Health Care Expenditures Bookmark Format Series - completed
94. Measurement of Cross-cutting Cleavages and Other Multidimensional Cleavage Structures Bookmark Format Series - ongoing
99. Minding the Gaps: Solidaristic Transfers and Burden-Sharing in the European Union and its Member States’ Pandemic Response Bookmark Format Single study
100. Monthly currency exchange rate estimates by market 36 countries, 2126 markets (2007+) Bookmark Format Series - ongoing