Thomas Piketty?whose Capital in the Twenty-First Century pushed inequality to the forefront of public debate?wrote The Economics of Inequality as an introduction to the conceptual and factual background necessary for interpreting changes in economic inequality over time. This concise text has established itself as an indispensable guide for students and general readers in France, where it has been regularly updated and revised. Translated by Arthur Goldhammer, The Economics of Inequalitynow appears in English for the first time. Piketty begins by explaining how inequality evolves and how economists measure it. In subsequent chapters, he explores variances in income and ownership of capital and the variety of policies used to reduce these gaps. Along the way, with characteristic clarity and precision, he introduces key ideas about the relationship between labor and capital, the effects of different systems of taxation, the distinction between “historical” and “political” time, the...