Given the prevalence of informal labor, most countries have combined contributory social insurance programs (pensions, unemployment benefits, and health insurance), with non-contributory insurance programs and several types of "safety nets." All of these programs involve different types of...

Most welfare states design their tax/benefit system to combat income poverty. Some countries are more effective in poverty alleviation than others. What can explain these variations in outcomes and effectiveness? And has the redistributive power of different social programs changed over time and...

This paper presents an analysis of the recent evolution of social assistance in the developing world, looking at its complex typological configuration, which has interlinked with, and partly reflects the complex demographic and epidemiological transitions and rapid urbanization and economic...

In most OECD countries the gap between rich and poor has widened over the past decades. This paper analyzes whether and to what extent taxes and social transfers have contributed to this trend. Has the redistributive power of different social programs changed over time? The paper contributes to...

Specialized theoretical and empirical research should in principle be embedded in a unified framework that identifies the relevant interactions among different phenomena, enables an appropriate matching of policy instruments to objectives, and grounds normative analysis in individuals' utilities...

The Social Assistance and Minimum Income Levels and Replacement Rates Dataset provides two new indicators for comparisons of social assistance and minimum income benefits across countries and over time, namely real net minimum income benefit levels and net minimum income benefit replacement...

In the postwar era until recently, public-transfer shares of GDP have risen dramatically in every developed democracy. Much positive theory purports to explain this development as a direct consequence of differing distributions of political (votes) and economic (money) resources. This literature...

This chapter examines the role of altruistic motives in the economic analysis of public social transfers, both from a positive and from a normative point of view. The positive question is to know whether we can fully neglect altruistic considerations to explain the development or sustainability...