An important action that is illegal according to competition law, both in the US and Europe, is predatory pricing. In this paper we develop a model that allows an entrant to sue an incumbent for predatory pricing. The cost of production is essential for judgments in such cases, and we allow the...

This paper argues that empirical economic analysis in court proceedings is subject to important economic and legal restrictions, cumulating in a fundamental trade-off between accuracy and practicality. We draw lessons from two influential German court cases - the paper wholesaler cartel decision...

When firms collude and charge supra-competitive prices, consumers can bring antitrust lawsuits against the firms. When the litigation cost is low, firms accept the cost as just another cost of doing business, whereas when the cost is high, the firms lower the price to deter litigation. Class...

A long-term litigation has opposed AMD to Intel, the dominant firm in the chips market. The first reproached the second pricing practices aiming at excluding it from the market on another basis than a competition on the merits.Intel was accused of implemented an anticompetitive strategy through...

It is commonly believed that the possibility to sue privately for antitrust damages decreases the number of type II errors in enforcement at the cost of creating more type I errors. We extend the analysis by taking into account the fact that private parties often submit evidence during public...

The administrative state is leveraging algorithms to influence individuals' private decisions. Agencies have begun to write rules to shape for-profit websites such as Expedia and have launched their own online tools such as the Consumer Financial Protection Bureau's mortgage calculator. These...

On Friday, April 11th, 2008, the second leg of the Antitrust Marathon took place. A number of antitrust practitioners and scholars from Europe and North America met at the Competition Appeal Tribunal in London to discuss the comparative state of monopolization law. This meeting, co-sponsored by...

Although price-fixing conspiracies are inherently unstable, many cartels manage to endure, often for long periods. Many successful cartels have hierarchical structures made up of high-level executives (principals) and lower-level managers (agents). For these cartels, agency cost theory could...

There is now a professional consensus among economists that multisided platforms are the main form of business organization in many industries; that these platforms face interdependent demand from multiple groups of customers; and that profit-maximization in the face of this interdependent...