In most OECD countries, the gap between rich and poor is at its highest level since 30 years. Today, the richest 10 per cent of the population in the OECD area earn 9.5 times the income of the poorest 10 per cent; in the 1980s this ratio stood at 7:1 and has been rising continuously ever since....

This paper studies the effects of a voluntary skill certification scheme in an online freelancing labour market. The paper show that obtaining skill certificates increases a worker’s earnings. This effect is not driven by increased worker productivity but by decreased employer uncertainty. The...

This paper provides comprehensive cross-country evidence on the relationship between earnings inequality and intra-generational mobility by simulating individual earnings and employment trajectories in the long-term using short panel data for 24 OECD countries. On average across countries, about...

This paper examines the redistributive impact of fiscal policy for Brazil, Chile, Colombia, Indonesia, Mexico, Peru and South Africa using comparable fiscal incidence analysis with data from around 2010. The largest redistributive effect is in South Africa and the smallest in Indonesia. Success...

The shares of top income recipients in total pre-tax income have increased in OECD countries in the past three decades, particularly in most of the English-speaking countries but also in some Nordic (from low levels) and Southern European countries. Today, the richest one percent receives...