In dealing with telecom operator and internet mergers in the late 1990s the European Commission adopted a pessimistic view of competition based on the then emerging theory of network effects. This paper takes a short and critical look at the Commission's use of network effects theory, and its...

This paper analyzes the first 13 cartel decisions of the European Commission under its 2006 revised fining guidelines. I find that the severity of the cartel fines is more than five times higher than those figured under the previous 1998 Guidelines. For the first time in antitrust history, I...

The paper reports on results from a public survey on attitudes to collusion and cartel enforcement in Britain. Respondents demonstrate an understanding that price-fixing is harmful and should be punished. While there is strong support for high corporate fines and naming and shaming, only 1 in 10...

This paper models a key outcome of secret negotiations: partial-leniency fine discounts from plea bargaining in criminal price-fixing cases. Models tested explain up to 52% of variation in percentage discounts. A minor portion is explained by such defendants characteristics as the defendant s...

Hardly any antitrust lawyer would deny that antitrust needs solid foundations in economics. Antitrust authorities hire economists, if they do not even haven the position of a chief economist. Antitrust not only capitalises on economic theory, but it is equally sensitive to empirical studies, be...

The following is a compilation of book reviews and notices of notable books I have prepared over the past three years as U.S. Book Review editor for the World Competition Law & Economics Review and for the web site for the Institute for Consumer Antitrust Studies at Loyola University Chicago....

This paper presents an updated narrative of the history of the global lysine cartel and the legal consequences for its members in the United States. The story focuses especially upon the role of economists in calculating the size of overcharges and how the estimates can affect the decisions of...

This paper evaluates the effectiveness of the efforts of the Antitrust Division of the U.S. Department of Justice to detect, indict, and deter horizontal collusion during 1990-2007 and offers policy suggestions likely to improve that enforcement. Division leaders emphasize that collusion is the...

International cartelists today face antitrust investigations and possible fines in a score of national and supranational jurisdictions. This paper aims at providing quantitative information about the size and impacts of international cartel activity in Asia and uses a sample of modern private...

This article analyzes the first 22 cartel decisions of the European Commission under its 2006 revised fining Guidelines. I find that the severity of the cartel fines relative to affected sales is about double that of the fines decided under the previous 1998 Guidelines. Severity varies only...