A landmark in contemporary social science, this pioneering work by Thomas Piketty explains the facts and dynamics of income inequality in France in the twentieth century. On its publication in French in 2001, it helped launch the international program led by Piketty and others to explore the...

We study the interaction between competitive markets that produce large but unequally distributed welfare gains and elections through which the poor majority can redistribute income away from the rich minority. In our simple laboratory democracy, subjects first earn their income by trading in a...