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...

This book joins four papers prepared in the framework of the Egypt inequality study financed by the World Bank. The first paper prepared by Sherine Al-Shawarby reviews the studies on inequality in Egypt since the 1950s with the double objective of illustrating the importance attributed to...

This paper advances research on inequality with unique, new data on income distribution in 61 countries, including 20 Latin American countries, to explore the effects of political parties on redistribution. First, consistent with a central -- but still contested -- assumption of the political...

The paper provides a detailed review of Thomas Piketty's book "Capital in the 21st century." It focuses on the new contributions of the book, and in particular on its unified treatment of economic growth, functional income distribution, and concentration of personal income. It concludes that...

The paper assesses the impact of overall inequality, as well as inequality among the poor and among the rich, on the growth rates along various percentiles of the income distribution. The analysis uses micro-census data from U.S. states covering the period from 1960 to 2010. The paper finds...

The paper presents an overview of calculations of global inequality, recently and over the long-run as well as main controversies and political and philosophical implications of the findings. It focuses in particular on the winners and losers of the most recent episode of globalization, from...

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....

The paper presents a nontechnical summary of the current state of debate on the measurement and implications of global inequality (inequality between citizens of the world). It discusses the relationship between globalization and global inequality. And it shows why global inequality matters and...

High inequality in Africa is something of a paradox: Africa should be a low-inequality continent according to the Kuznets hypothesis (because African countries are poor and agriculture-based), and also because land (the main asset) is widely shared. Milanovic's hypothesis is that African...

Some economists have argued that the process of disintegration of the world economy between the two world wars led to income divergence between the countries. This is in keeping with the view that economic integration leads to income convergence. The paper shows that the view that the period...