The imposition of universal coverage and uniform pricing constraints, as part of the universalservice obligations, makes the universal service provider less aggressive in the price game when itcompetes with a firm that does not cover the whole set of markets (Valletti et al., 2002). In...

We show in a simple model of entry with sunk cost, that a regulator prefers limiting the output, or capacity, of the incumbent firm rather than imposing a "Minimum Quality Standard" in order to help the entrant to provide high quality. As a by-product, our analysis makes a contribution to the...

This article studies the problem of regulating a monopolist with unknown marginal cost. The originality of the paper is to consider that the regulator faces a cash-in-advance constraint. The introduction of such a constraint not only reduces the amount of public good provided but also limits the...