<i>Capital in the Twenty-First Century</i> by Thomas Piketty provides a unified theory of the functioning of the capitalist economy by linking theories of economic growth and functional and personal income distributions. It argues, based on the long-run historical data series, that the forces of...

The author analyzes the impact of direct taxes and cash social transfers on income distribution in Bulgaria, Czechoslovakia, Hungary, Poland and Yugoslavia in the years before the collapse of communism. He contrasts the results for socialist and market economies. Cash social transfers accounted...

Why does income inequality differ among countries? Using a sample of 80 countries from the 1980s, the author shows that two types of factors explain variations in income inequality. The first are factors that are, in the short term, independent of economic policies and are included in the...