Cet article réexamine le débat sur l'utilisation du prix et de la publicite comme signaux de qualité, et sur les effets concurrentiels de la publicité. Nous montrons que la publicité a un rôle de signal lorsqu'il y a rivalité en prix entre les entreprises, contrairement à ce que l'on...

The present paper develops a two-period, simple model of inter- bank competition based on the idea that banks can partially control the behaviour of borrowers. The control effort by one bank over its customers is not observable by competitor banks. It is shown that the equilibrium behaviour of...

"We extend the theory of advertising as a quality signal" "using a model where an entrant can choose to advertise by comparing its product to that of an established incumbent. Comparative advertising, comparing quality of one's own product to that of a rival's, empowers the latter to file for...