The lifecycles of competition systems: observations on the evolutionary paths

The lifecycles of competition systems: observations on the evolutionary paths

By William E. Kovacic and Marianela Lopez-Galdos Studying the lifecycles of competition systems can assist existing competition agencies to understand what they must do to improve performance, and it can help new adopters to anticipate what they will face in establishing a competition policy system. The analysis of the lifecycle of competition systems reveals that […]

Why ex-post evaluation is so important (and so little used) in antitrust

Why ex-post evaluation is so important (and so little used) in antitrust

By Juan Delgado and Hector Otero This article explores why the ex-post analysis of antitrust and mergers decisions is important, how it can be performed and what the obstacles to the implementation of ex-post evaluation programs are. The ex-post analysis of competition policy is essential in order to evaluate the extent to which competition policy […]

Experience is the teacher of all things. Improving enforcement decisions through ex-post evaluation

Experience is the teacher of all things. Improving enforcement decisions through ex-post evaluation

By Silvia Carrieri Competition Authorities willing to improve their efficacy and to advocate the value of their work should consider ex-post evaluations as a valuable tool for this purpose. Great benefits come from such an exercise, and constraints in terms of time, data availability and resources can be overcome through the use of simplified approaches. […]

Supplement to Platform Economics: The Economics of Multi-Sided Businesses

Supplement to Platform Economics: The Economics of Multi-Sided Businesses

Oct 16, 2013 (Click here for a PDF version of the article.) I’ve written the following articles on multi-sided platforms since the publication of Platform Economics: Essays on Multi-Sided Businesses in December 2011. Hopefully, you’ll find them useful. The first article, the “Antitrust Analysis of Multi-Sided Platforms,” provides a survey of the literature on multi-sided […]

Evidence-Based Antitrust Enforcement in the Technology Sector

Joshua Wright, Mar 04, 2013 This article is based on a presentation of remarks presented on February 23, 2013 at the inauguration of the ICT Competition Laboratory, the Competition Law Center, Beijing, China. This represents my first public statements as a Commissioner and generally concerns antitrust in high-tech markets. Specifically, I would like to discuss […]

Reconciling the Opposing Views of Critical Elasticity

This article is part of a Chronicle. See more from this Chronicle Michael Baumann, Paul Godek, Sep 24, 2009 Market definition is the core of antitrust analysis, and the concepts of “critical elasticity” and “critical loss” have often been applied to the task of defining relevant antitrust markets, in both differentiated-product and homogenous-product scenarios. The […]

A Short History of the DOJ Section 2 Report

This article is part of a Chronicle. See more from this Chronicle Michael Salinger, Jul 13, 2009 Now that the Antitrust Division has withdrawn the Section 2 report, there is an opportunity for the two agencies to issue a joint report. I hope they will do so. Agreement between the U.S. agencies is essential for […]

Assessing Antitrust Injury in the Class Certification Context

This article is part of a Chronicle. See more from this Chronicle Kristin McNamara, William Rooney, Jun 25, 2008 Courts are increasingly examining the factual and economic substance of putative class plaintiffs assertions that they will prove with common evidence a common injury to all members of the alleged class. In the antitrust context, a […]

Beyond Critical Loss: Properly Applying the Hypothetical Monopolist Test

This article is part of a Chronicle. See more from this Chronicle Gregory Werden, Feb 25, 2008 The hypothetical monopolist test (HMT) for market delineation holds that a group of products and associated area constitute a market only if a profit-maximizing monopolist over them would increase price significantly. This test was prominently articulated in the […]

The Economics of Welfare Standards in Antitrust

Joseph Farrell, Michael Katz, Nov 01, 2006 There has been considerable debate concerning whether consumer surplus or total surplus should be the welfare standard for antitrust. This debate misses two critical issues. First, antitrust is not straightforwardly welfarist. It does not maximize but protects, and it does not forbid all actions that seem likely to […]