This article assesses two secondary data compilations about income inequality - the World Income Inequality Database (WIIDv2c), and the Standardized World Income Inequality Database (SWIIDv4.0) which is based on WIID but with all observations multiply-imputed. WIID and SWIID are convenient and...

This article assesses two secondary data compilations about income inequality - the World Income Inequality Database (WIIDv2c), and the Standardized World Income Inequality Database (SWIIDv4.0) which is based on WIID but with all observations multiply-imputed. WIID and SWIID are convenient and...

Since the late seventies, researchers and policy makers have sought to analyse and simulate the impacts of macro policy reforms on income distribution. Concerns such as the social implications of structural adjustment policies, poverty/inequality effects of trade liberalization, pro-poor or...

This article assesses two secondary data compilations about income inequality – the World Income Inequality Database (WIIDv2c), and the Standardized World Income Inequality Database (SWIIDv4.0) which is based on WIID but with all observations multiply-imputed. WIID and SWIID are convenient and...

We present a new data set we built based on Swiss rich lists going back to 1989. We show, among other things, that 60% of the super-rich are heirs-a fraction twice as large as in the US-and that wealth mobility at the very top has declined significantly. We find that top 0.01% wealth shares are...

Government income and housing interventions during the COVID pandemic had demonstrable benefits in reducing the growth of homelessness. Comparisons of projected versus actual growth in Los Angeles County from 2020 to 2022 validate the benefit of these interventions.This report offers three types...

In many countries extreme poverty is unnecessary. Yet it persists. We propose a simple index, denoted the Miser index, to measure the extent to which societies have poverty in the midst of affluence. It builds on the generalized Lorenz curve, but can also be seen as a measure of polarization...