The literature on cartel stability sidelines antitrust policy, whereas the literature on antitrust policy tends to … competition with respect to the residual demand. The antitrust authority decides on its own investigative effort and on the size … implemented. Our framework takes into account that these antitrust policy instruments are not costless for society. Our model …

reconciled with principles of oligopoly theory. This article (1) presents a fundamental reconceptualization of our understanding …

A model-based derivation of an effective antitrust policy requires an economic framework that includes three actors: a … cartel, a group of competing fringe firms, and a welfare maximizing antitrust authority. In existing models of cartel … behavior, at least one of these actors is always missing. By contrast, the present paper's oligopoly model includes all three …

This is a survey of the economic principles that underlie antitrust law and how those principles relate to competition … central features of antitrust policy. Our objective is to foster the improvement of legal regimes and also to identify topics …

exits. By contrast, existing oligopoly models of collusive behavior consider only some of the four listed stylized facts and … group of firms competes against independent fringe rivals. The market is surveilled by an antitrust authority that has three …