Both in US antitrust and EU competition policy a development to a broader appli-cation of rule of reason instead of per se rules can be observed. In the European discussion the attempt to base competition policy on a more economic approach is mainly viewed as im-proving the economic analysis in...

I present the following proposal: information revealed during non-cartel investigations by competition law enforcement authorities, such as evaluation of M&As or investigation of monopolization (dominance) conduct, should be directly used to investigate and prosecute cartels. Currently, in...

The paper aims at assessing the costs and benefits of antitrust enforcement. The analysis starts with an investigation of why competition is typically worth protecting followed by a collection of empirical evidence which shows that competition actually needs protection by antitrust policy in...

We formulate a simple model of optimal defensive disclosure by a monopolist facinguncertain antitrust enforcement and test its implications using unique data on defensivedisclosures and patents by IBM during 1955-1989. Our results indicate that strongerantitrust enforcement leads to more...

We estimate the deterrence effects of U.S. merger policy instruments with respect tothe composition and frequency of future merger notifications. Data from the Annual Reports bythe U.S. DOJ and FTC allow industry based measures over the 1986-1999 period of theconditional probabilities for...

Reading the book commented will provide an updated view on the current situation of antitrust politics and law in the United States. The book covers a wide spectrum of issues on market behavior and business practices affected by antitrust rules (agreements and vertical restraints , various...

Competition authorities in foreign jurisdictions have recently adopted or are considering guidelines on applying competition law to intellectual property rights (IPR). A common concern that certain exercises of IPR can restrict competition underlies IPR provisions that would enable competition...

We collect a sample of EU and US in-depth merger investigation, estimate models of the regulatory decisions and use the models to compare merger policies in the two jurisdictions. The approach used allows us to decompose observed differences between merger decisions into regime effects and...