Competition Buzz: Market Definition Analysis in Latin America with Applications to Internet-Based Industries

A surge of recent antitrust cases involving Internet-based industries around the world, including in Latin America, present special challenges for authorities, as their analysis requires an understanding of the fast-paced, innovative, and multi-sided nature of these businesses.

In this paper, CPI members David S. Evans and Elisa V. Mariscal present methods and techniques for market definition and power analysis which emphasize the need to focus on competitive constraints rather than structural or functional characteristics of products and services — a particularly relevant issue in Internet-based industries. We next explore whether the legal frameworks of Argentina, Brazil and Mexico can accommodate this type of analyses.

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