to charge the monopoly price. This paper compares a Demsetz auction, which awards an exclusive contract to the agent … bidding the lowest price (competition for the field) with having two agents provide the good under (imperfectly) competitive … independent of the particular duopoly game played ex post. We apply this condition to three canonical examples procurement …

We investigate the effect of a ban on third-degree price discrimination on the sustainability of collusion. We build a …-response symmetries so that profits in the static Nash equilibrium are higher if price discrimination is allowed. (ii) Best …-response asymmetries so that profits in the static Nash equilibrium are lower if price discrimination is allowed. In both cases, firms …

In a framework with an upstream monopoly and a downstream duopoly, we analyze the impact of convex costs on the …