[eng] Price competition and cournotian equilibria. . Contrary to a widespread belief, strategie choices described by the Cournotian model are not confined to quantities. Only, price strategies are constrained by the fact that « the priee is necessarily the same » for producers of a homogeneous...

The cyclical behavior of wages and prices was a central topic in trade cycle analysis on the eve of the Second World War. Keynes and Harrod independently referred in the same year to the supposed countercyclicality of real wages, a feature that was contested soon after, on empirical grounds, by...

For an industry producing a composite commodity, we propose a comprehensive concept of oligopolistic equilibrium, allowing for a parameterized continuum of regimes varying in competitive toughness. Each firm sets simultaneously its price and its quantity under two constraints, relative to its...