Working Paper
Earnings in the South African Revenue Service IRP5 data
The IRP5 and IT3(a) tax data from the South African Revenue Service have been made available to researchers through a joint project between the South African Revenue Service, the National Treasury, and UNU-WIDER. In this paper, I explain how to use...
Policy Brief
Inequality in Mexico
Since 1989, inequality in Mexico has risen, declined, and risen again. The evolution of labour income inequality is at the core of this pattern. To reverse the current trend of rising inequality, access to secondary and tertiary education should...
Working Paper
Inequality in Mexico
Income inequality in Mexico increased between 1989 and 1994; between 1994 and 2006, inequality declined; and, between 2006 and 2014, inequality was again on the rise. We apply decomposition techniques to analyse the proximate determinants of labour...
Working Paper
Top incomes’ impacts on inequality, growth, and social welfare
This paper evaluates the impacts of combining household surveys with income tax return files, in terms of growth, inequality, and social welfare in Brazil from 2007 to 2015. This exercise holds the promise of adding more realistic top income values...
Working Paper
Labour income inequality in Mexico
We analyse the evolution and proximate determinants of labour income inequality in Mexico between 1989 and 2017. Labour income inequality increased between 1989 and 1994 and declined between 1994 and 2006. What happened after 2006 is subject to...
Working Paper
The long(er)-term impacts of Chile Solidario on human capital and labour income
This paper examines Chile Solidario, a social protection programme that provides poor households in Chile with preferential access to a conditional cash transfer programme designed to facilitate investments in children’s health and education. We...
Working Paper
Income diversification and household welfare in Tanzania 2008–2013
This paper uses three waves of Tanzanian National Panel Surveys (2008/09, 2010/11, and 2012/13) to construct a panel from 3,676 households that appear in at least two waves to explore the effect of income diversification on household welfare measured...