Between the two world wars, the theory of general economic equilibrium received notable impetus in Italy from the work of the Paretian School. This consisted of a small, but very active, group of economists, whose best-known members at the time were Luigi Amoroso and Giulio La Volpe. One of the...

Introduction -- 1. Luigi Amoroso's early contributions -- 2. The birth of microeconomics. The Lezioni of 1921 -- 3. The ideological turn: Amoroso as corporatist economist -- 4. Amoroso and the first revolution of imperfect competition -- 5. From Fisher to Keynes. A mathematical business cycle...