Liberalisation of the British electricity market, in which previously monopolised regional markets were exposed to large-scale entry, is used to test the propositions of several recent theoretical papers on oligopolistic nonlinear pricing. Consistent with those theories, each oligopolist offered...

For the last few years, the EC Commission has been reviewing its application of Article 82EC which prohibits the abuse of a dominant position on the Common Market. The review has resulted in a Communication from the EC Commission which for the first time sets out its enforcement priorities under...

A criminal offence requiring Ghosh dishonesty was introduced in the UK by the Enterprise Act 2002, primarily to enhance cartel deterrence as a complement to corporate fines. Yet the first convictions resulted from a US plea bargain in 2008. This paper identifies three obstacles to enhancing...

Competition Authorities are introducing new informational remedies to help consumers search and switch more actively. Using a specially commissioned data set, and unique direct estimates of the gains, search and switching time which consumers anticipate, we examine the determinants of consumer...

Despite intense price competition firms obfuscate product information when it is relatively costless to reveal, contrary to neoclassical predictions. This paper considers whether firms can profitably conceal (part of) their prices for a homogeneous product when consumers differ in their ability...

This paper incorporates the economic theory of organizations into the framework of public law enforcement, and characterizes the dual-coalition structure of cartel organization that allows us to highlight the strategic interactions between cartel participants under different antitrust policies....

To date the experience of the incidence of private actions for damages in antitrust cases has differed markedly across jurisdictions. The procedural rules surrounding private litigation may account for some of these differences. This paper explores the effect of rules concerning contribution...

Monopoly pricing is a textbook market failure that is taught in the first year of any economics course. The implied welfare loss (or 'exploitative abuse') justifies a whole range of competition policy towards cartels, mergers and regulated industries. Yet there is widespread hostility to...

Event study analysis is a branch of econometrics which attempts to measure the effects of economic events on the value of firms by examining stock market data. Providing that share prices reflect the underlying economic values of assets, changes in equity values will properly capture expected...

This paper questions whether discrimination between consumers by a dominant undertaking can and should constitute an abuse of a dominant position under Article 82EC. By finding that it can, the paper challenges the traditional interpretation of the discrimination ban under that provision, namely...