This is a survey of the economic principles that underlie antitrust law and how those principles relate to competition policy. We address four core subject areas: market power, collusion, mergers between competitors, and monopolization. In each area, we select the most relevant portions of...

The inefficiencies of common property fisheries are well-known to economists. To avoid over-exploitation, they propose multiple forms of government solution such as taxes, quotas and the enforcement of property rights regimes designed to avoid over-harvesting. But can efficient arrangements also...

This discussion paper resulted in a publication in the <I>Journal of Economic Dynamics and Control</I> (2013), 37(12), 2729-2754.<P> Existing models of R&D are not easily reconciled with four observable aspects of R&D: initial technologies ('ideas') need to be developed further, only a minority of initial...</p></i>

We analyze industrial espionage in a model of two firms: a monopoly incumbent, M, and a potential entrant, E, who owns a noisy intelligence system (IS) of a certain precision a . The IS generates a signal on M’s action and E decides whether or not to enter based on this signal. We show that if...

Built on the location model, this paper studies the rivalry of two firms in an industry through two-part tariffs. It is found that kinky profit functions are responsible for the coincidence of imperfectly competitive equilibrium and cartelization outcome. A duopoly likely results in higher entry...

This article presents evidence that team owners in Major League Baseball (MLB) set ticket prices as profit-maximizing monopolists. However, the evidence also indicates that the cost of other forms of entertainment affects the demand for baseball tickets as economic theory would predict. The...

The paper studies the impact of homophily on the optimal strategies of a monopolist, whose marketing campaign of new product relies on a word of mouth communication. Homophily is a tendency of people to interact more with those who are similar to them. In the model there are two types of...