The Mannheim Centre for Competition and Innovation (MaCCI) is a research association of ZEW and the Faculty of Law and Economics at the University of Mannheim. MaCCI strengthens the exchange between researchers of law and economics and, thus, gives impetus in terms of competition policy, regulation, and innovation.

Please visit our YouTube channel to watch the recordings of some of our past events.




MaCCI Member Joins the Board of the RAND Journal of Economics as Associate Editor

MaCCI Member Nicolas Schutz has become associate editor of the RAND Journal of Economics.

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Thirteen MaCCI researchers presented at the EARIE Conference in Rome

This year's annual meeting of EARIE in Rome featured a large number of presentations from MaCCI researchers:

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International Scholars Discuss Digital Economy at ZEW

On 6 and 7 July 2023, the ZEW Research Unit “Digital Economy” hosted the 21st Conference on the “Economics of Information and Communication…

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MaCCI Researchers at CRESSE 2023

Five MaCCI researchers, namely, Jacopo Gambato, Nadine Hahn, Martin Peitz, Helena Perrone, and Anton Sobolev, presented recent research findings at the 17th Competition and Regulation Summer School and Conference (CRESSE) in Rhodes. In addition, Martin Peitz taught in the summer school of CRESSE to…

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MaCCI Member Peitz at the Korean Fair Trade Commission

MaCCI Director Martin Peitz gave a lecture on German competition policy developments regarding Big Tech at the Korean Fair Trade Commission. He also had various exchanges on developments in competition practice in South Korea.

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MaCCI Members Franck and Peitz Experts at German Parliament Hearing on the Eleventh Amendment of the German Competition Act

MaCCI Directors Jens-Uwe Frank and Martin Peitz were two of the eight experts who spoke at the expert hearing of the German parliament on the eleventh amendment of the German Competition Act.

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New Research on Self-Preferencing by Platforms Presented at a MaCCI/EPoS Seminar

On 25 April, Chiara Farronato (Harvard Business School) presented new empirical work documenting that Amazon engages in self-preferencing on its marketplace by systematically favoring its own brands in search results.

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Workshop on Competition and Corporate Law

On 27 and 28 March 2023, MaCCI, in cooperation with Lund University and the University of Strasbourg, hosted a workshop at ZEW on the relationship between competition law and corporate law.

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New Research on Price Competition and Consumers’ Perception of Product Differentiation Presented at a MaCCI/EPoS Seminar

On April 18, Gary Biglaiser (University of Northern Carolina) presented new theoretical work on the interplay between price competition and consumers' perception of product differentiation, with applications to the optimal choice of business model by a dominant platform.

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Twelfth MaCCI Annual Conference with a Focus on Antitrust and Digital Platforms

MaCCI hosted its twelfth annual conference on 23–24 March 2023 at ZEW Mannheim. This year’s conference programme consisted of approximately 80 presentations in parallel sessions, two keynote speeches, and a panel discussion. With over 120 participants, this was the largest in-person MaCCI Annual…

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