Ariel Ezrachi

Ariel Ezrachi is the Slaughter and May Professor of Competition Law and Director of the University of Oxford Centre for Competition Law and Policy. He is co-editor-in-chief of the Journal of Antitrust Enforcement (OUP) and the author and co-author, of numerous books, including Competition Overdose - How Free Market Mythology Transformed Us from Citizen Kings to Market Servants (2020, HarperCollins) and Virtual Competition - The Promise and Perils of the Algorithm Driven Economy (2016, Harvard).

The Tech Barons’ Ideological Platter

Far from their self-promoted image as the world’s most innovative companies, the major tech platforms stifle plenty of innovation and invest in...

The Challenges to (Re)forming a Platform Economy for the People

Measured antitrust enforcement and a more comprehensive regulatory regime can ensure that we continue to benefit from digital markets. In attempting to...

eDistortions: How Data-opolies Are Dissipating the Internet's Potential

In this chapter from the forthcoming Stigler Center ebook Digital Platforms and Concentration, published in anticipation of the eponymous conference at Chicago Booth on...

Latest news

The Convoluted Regulatory Regime for M&A Assessments in the US

What happens when the goals of antitrust enforcers clash with regulators focused on issues of national security and public interest? A forthcoming book by Ioannis Kokkoris, Public Interest Considerations in US Merger Control, explores these tensions in the United States regulatory framework.

Was Microsoft’s “Polluted Java” a presumptively legal improved product design?

Section 2 defendants often interpret the holdings of the United States Court of Appeals for the District of Columbia in U.S. v...

Income Inequality May Worsen the Spread of Infectious Disease

Income inequality may exacerbate the spread of infectious diseases. In a new paper, Jay Bhattacharya, Joydeep Bhattacharya, and Min Kyong Kim examine the relationship between income inequality and the incidence and prevalence of tuberculosis across countries.

The Classic Theory of Albert O. Hirschman Argues Against the US Chamber’s Case for Non-Competes

Drawing on the theory of Albert O. Hirschman’s  Exit, Voice, and Loyalty, Brian Callaci argues non-compete clauses stifle the important channels of communication between employees and businesses necessary for improving firm competitiveness. The evidence also shows that, despite claims from businesses, non-competes harm rather than reward employees for their loyalty. 

AI For the Antitrust Regulator

Cary Coglianese lays out the potential, and the considerations, for antitrust regulators to use machine learning and artificial intelligence algorithms.

Creation over Time in Copyright and Patent

On May 18, the United States Supreme Court decided two intellectual property cases with two seemingly different results. A closer look, however, reveals a complimentary concern with the monopolistic power of first movers and how the legal system should enable innovation from second movers over time, writes Randy Picker.

ESG Standards’ Good, Bad and Ugly

The Stigler Center for the Study of the Economy and the State hosted a virtual event discussing the standards, metrics and disclosures of investments focused on Environmental, Social and Governance (ESG) goals. The following is a transcript of the event.