The paper provides a review of the empirical literature in economics that has attempted to test the relative income hypothesis as put forward by Duesemberry (1949) and the relative deprivation hypothesis as formalized by Runciman (1966). It is argued that these two hypotheses and the empirical...

In recent years, the term"middle-income trap"has entered common parlance in the development policy community. The term itself often has not been precisely defined in the incipient literature. This paper discusses in more detail definitional issues on the so-called middle-income trap. The paper...

The international community is paying increased attention to the 25 percent of the world's population that lives in fragile and conflict affected settings, acknowledging that these settings represent daunting development challenges. To deliver better results on the ground, it is necessary to...

Household income inequality has declined in Latin America in the past decades, contributing significantly to poverty reduction in the region. Although available evidence shows that changes in the labor income are among the main factors behind these inequality trends, few studies have analyzed...

Fostering entrepreneurship is widely perceived to be a critical policy agenda to expand employment and earning opportunities and to reduce poverty. Sound macroeconomic conditions and business environment including infrastructure, regulation, and legal environment have typically been emphasized...

This paper extends the Inequality Possibility Frontier approach in two methodological directions. It allows the social minimum to increase with the average income of a society, and it derives all the Inequality Possibility Frontier statistics for two other inequality measures besides the Gini....

Using a simple framework, this paper discusses the underlying reason of the variation of threshold level in developed countries, from the least generous 20 percent to around 60 percent of median wage, with an average of 35 percent. The generosity of minimum guarantee social assistance programs...

The paper presents a newly compiled and improved database of national household surveys between 1988 and 2008. In 2008, the global Gini index is around 70.5 percent having declined by approximately 2 Gini points over this twenty year period. When it is adjusted for the likely under-reporting of...