This paper provides an overview of research on out-of-pocket health expenditures, reviewing the various summary measures and the results of multi-country studies using these measures. The paper presents estimates for 146 countries from all World Bank income groups for all summary measures, along...

Demographic change can be a positive contributor to development at any stage of demographic transition. This paper revisits the literature on the determinants and economic impacts of demographic change, and presents a new global typology that classifies countries into four categories based on...