This paper summarizes the literature on the impact of state subsidized or social health insurance schemes that have been offered, mostly on a voluntary basis, to the informal sector in low- and middle-income countries. A substantial number of papers provide estimations of average treatment on...

This paper explores the current evidence underlying the debate on aid effectiveness, with a specific focus on the health sector. It summarizes the history of aid and outlines the methodological challenges encountered when assessing its effectiveness. The current evidence on 'what works' in the...

This paper analyses the multidimensional aspects of inequality. The paper discusses the concept of inequality along three types of processes – economic (income, employment and access to physical assets), social (access to health, education and social security) and political (access to...