Anti-trust cases more often than not hinge upon market definition. The anti-trust authorities use standardised tests for the purpose, like the "small but significant and nontransitory increase in price" test prevalent in US law. These tests are often read as neoclassical economics, watered down...

A cartel is socially not desirable. But is it a normative problem? And has merger control reason to be concerned about tacit collusion? Neither is evident once one has seen that the members of a cartel face a problem of strategic interaction. It is routinely analysed in terms of game theory....

Traditionally, there have been two separate telecommunications networks, one based on switches, the other based on routers. The switched network basically carried voice. The packet switched network basically carried data. Now voice is about to go packet switched too. Ultimately, both networks...

On both sides of the Atlantic, legislators consider a cap on manager income. As a redistributive intervention, the cap would be misplaced. It affects such a small number of persons that the effect on the Gini coefficient would be negligible. Redistribution is, however, not the raison d’être...

Should government be allowed to spend tax payers’ money on public relations? If one frames the question that way, the negative answer suggests itself. Yet government communication serves more purposes. These purposes may be analysed in terms of behavioural economics and psychology. In moral...

The novel part of this paper is a model of the principle of proportionality, as the cornerstone of the doctrine of fundamental rights. German law, and with some modifications also the law of the European Community and the European Convention on Human Rights, do not categorically outlaw...