Income polarization and industry concentration (especially in sectors where price competition is supposed to be stiffer) are both generally deemed to be higher in the United States than in the European Union. In this note we provide an interpretation of this evidence by establishing a...

We study the optimal manipulation rules of a public firm’s objective function in a mixed oligopoly with imperfect product substitutability. We start with a baseline duopoly model and compare the solutions under quantity and price competition, and the way they are affected by product...