Fabrizio Germano

Associate professor of Economics at Universitat Pompeu Fabra and at the Barcelona School of Economics.

He obtained his PhD in Economics at the University of California San Diego (USA), and his BA (Diplom Volkswirt) at the Universität Hamburg (Germany). He has held positions as visiting professor or post-doc at the European University Institute, Florence, Aix-Marseille University, Northwestern University, Hebrew University of Jerusalem, Tel Aviv University, Université Catholique de Louvain, Université de Lausanne.

His research is in the fields of Game Theory, Microeconomics, Media Economics, Behavioral Economics, Cooperation and Inequality. 

New working papers:

• New: "Understanding Human Behavior via Similarity: A Geometric and Behavioral Rules-Based Approach to Games" (with Amil Camilo Moore and Rosemarie Nagel), 30 March 2026, BSE Working Paper #1571.

Recent publications:

• New: "Rewarding Engagement and Personalization in Popularity-Based Rankings Amplifies Extremism and Polarization" (with Jacopo D'Ignazi, Emma Fraxanet, Andreas Kaltenbrunner, Gaël Le Mens, and Vicenç Gómez), 28 October 2025, arXiv:2510.24354. Accepted at SIGKDD 2026 Research Track.
• "Ranking for Engagement: How Social Media Algorithms Fuel Misinformation and Polarization" (with Vicenç Gómez and Francesco Sobbrio), Journal of Public Economics, 255,  2026, 105589.
• "Analyzing News Engagement on Facebook: Tracking Ideological Segregation and News Quality in the Facebook URL Dataset" (with Emma Fraxanet, Andreas Kaltenbrunner and Vicenç Gómez), EPJ Data Science, 14:73, 2025.
• "Entropy, Directionality Theory and the Evolution of Income Inequality" Journal of Economic Behavior and Organization, 198, 15-43, 2022.
• "Opinion Dynamics via Search Engines (and Other Algorithmic Gatekeepers)" (with Francesco Sobbrio) Journal of Public Economics, 187, 2020, 104188.
• "Time Scarcity and the Market for News" (with Larbi Alaoui) Journal of Economic Behavior and Organization, 174, 173-19, 2020.
• "Uncertain Rationality, Depth of Reasoning and Robustness in Games with Incomplete Information" (with Jonathan Weinstein and Peio Zuazo-Garin) Theoretical Economics, 15:1, 89-122, 2020.
• "The Few-Get-Richer: A Surprising Consequence of Popularity-Based Rankings?" (with Vicenç Gómez and Gaël Le Mens) WWW'19: The World Wide Web Conference, 2764-2770, 2019.