Changes in relative prices of commodities consumed in different shares across income groups can be expected to alter real income differentials between these groups. Using Mozambican household budget survey and price data from 2002/03 and 2008/09, we show that once relative price increases are...

A recent trend in the study of poverty is to consider a relative poverty line, one that is responsive to the nature of the income distribution. We develop an axiomatic approach to the determination of an amalgam poverty line. Given a reference income (e.g. the mean or the median), the amalgam...

A key aspect defining the contemporary income distribution is the (increasing) share the top holds compared to the rest. This paper shows that income concentration increases towards the very top of the distribution, while the shares the middle- and upper-middle-income groups hold, remain stable...

This paper evaluates the impact of education on measured inequality across the wage distribution using pooled records from the 2005 and 2010 Cameroon labour force surveys, wage equations and standard inequality measures. Returns to education increased monotonically. Yet incremental returns were...

This paper presents new evidence on the study of income mobility in Ecuador over the period 2004 - 11. We utilize longitudinal data of individual income tax returns to measure income mobility both at the top and at the middle of the income distribution, and we find three main empirical results....

This paper undertakes an assessment of the evolution of inequality in the distribution of consumption expenditure in India over the last quarter-century, from 1983 to 2009-10, employing data available in the quinquennial 'thick' surveys of the National Sample Survey Office. We find that...

This paper investigates the expenditure patterns of South African households using detailed cross-sectional expenditure and price data. Linear expenditure system (LES) parameter estimates are used to calculate income and price elasticities for a number of product categories at different points...

The paper reviews the extent of the income inequality decline that took place in Latin America in 2002-10 and then focuses on the factors that may explain such decline. These include a lowered skill premium following an expansion of secondary education among the poor, and the adoption of more...

This paper discusses different approaches to the measurement of global interpersonal in equality. Trends in global interpersonal inequality during 1975-2005 are measured using data from UNU-WIDER's World Income Inequality Database. In order to better understand the trends, global interpersonal...

This paper discusses dimensions of inequality in sub-Saharan Africa and their causes. It starts with a review of the empirical evidence about inequality during the colonial period as well as the post-independence era. Then it discusses the forces that determine inequality change, focusing on...