Anna Tzanaki

Anna Tzanaki is a Senior Lecturer at Lund University, Faculty of Law (Sweden), and Senior Research Fellow at UCL Centre of Law, Economics & Society (UK). She studied law at University College London (PhD), University of Chicago (LLM), University of Athens (LLB) and Humboldt University Berlin (Erasmus). She was a Visiting Research Fellow at Harvard Law School and a Max Weber Fellow at the European University Institute. She is an Associate Editor of the Journal of Competition Law & Economics (Oxford) and Competition Policy International (Boston). Her research and teaching focuses on M&A, competition law and policy, corporate governance, law & economics, EU and comparative law. Under an EU Marie Curie research grant, she had been investigating the competition implications of partial ownership of rival firms in Europe. She has a forthcoming monograph on this topic with Cambridge University Press, and she is also co-editor of a new Research Handbook on Competition and Corporate Law (Edward Elgar Publishing). Anna has been engaged as an external academic expert by the European Commission (DG COMP) and the Hellenic Competition Commission on several occasions.

Gauging Common Ownership in Fintech Markets

A new empirical paper estimates the scope and impact of common ownership in fintech markets. The authors find limited common ownership among...

The Passive Mechanisms of Common Ownership

A new paper explores the conundrum that common ownership poses for antitrust enforcers and competition and corporate scholars and sheds light on...

Latest news

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.


Lee Hepner and William J. McGee respond to Clifford Winston’s ProMarket piece asserting that further deregulation of the airline industry would resolve problems in the industry. Instead, the authors claim a return to regulation would produce better results for travelers.

A World With Far Fewer Mergers

Brooke Fox and Walter Frick analyze research and ideas presented at the Stigler Center Antitrust and Competition Conference that question the value of mergers.

The Banking Risks of Central Bank Digital Currencies

The implementation of central bank digital currencies as the primary medium of exchange would exacerbate the flaws of our current fiat system which encourage banks to overextend credit and create liabilities that they cannot redeem. This will worsen the already recurring cycles of financial crises, writes Vibhu Vikramaditya.

The Whig History of the Merger Guidelines

A pervasive "Whig" view of United States antitrust history among scholars and practitioners celebrates the Merger Guidelines' implementation of increasingly sophisticated economic methods since their...

Algorithmic Collusion in the Housing Market

While the development of artificial intelligence has led to efficient business strategies, such as dynamic pricing, this new technology is vulnerable to collusion and consumer harm when companies share the same software through a central platform. Gabriele Bortolotti highlights the importance of antitrust enforcement in this domain for the second article in our series, using as a case study the RealPage class action lawsuit in the Seattle housing market.