Thomas Lanzi

Welcome to my homepage

I am Professor of Economics at the Université de Lorraine and Researcher at BETA, UMR 7522, CNRS since september 2018.

Head of the Economics Department and Vice Dean of the Faculty of Law, Economics and Management, Nancy, Université de Lorraine since september 2025.

My research primarily focuses on the analysis of markets characterized by information problems. My main research interests include law and economics, industrial organization, and environmental economics. More recently, I have also developed an interest in opinion dynamics and their connections with political science.

Address: BETA ; Faculté de Droit, Economie et Gestion ; 13, place Carnot 54035 Nancy Cedex.

E-mail: thomas.lanzi@univ-lorraine.fr

Academic positions

Since 2025: Professor of Economics, Université de Lorraine, Nancy and Researcher, BETA, UMR 7522, CNRS.
Since 2018: Associate Professor of Economics, Université de Lorraine, Nancy and Researcher, BETA, UMR 7522, CNRS.
2017-2018: Associate researcher, LEDa (Laboratoire d'Economie de Dauphine), UMR 8007 CNRS, Université de Paris-Dauphine.
2005-2017: Associate Professor, SKEMA Business School, Lille - Paris and Sophia Antipolis.
2003-2005: Assistant Professor (Attaché Temporaire Enseignement et Recherche, ATER), Université de Paris X-Nanterre, Nanterre, ThEMA (Théorie Economique, Modélisation et Applications), UMR 8184 CNRS.
2000-2003: Assistant Professor (Allocataire de recherche - Moniteur), Université de Paris X-Nanterre, Nanterre, ThEMA (Théorie Economique, Modélisation et Applications), UMR 8184 CNRS.

Research

Articles

"Pollution, Leisure and Local Indeterminacy". Revue d’Économie Politique, 2026, volume 136(3), pages 295-312, with D. Desmarchelier.
"Credence goods, consumer feedback and (in) efficiency". The Journal of Industrial Economics (forthcoming, 2026), with M. Ayouni.
"Adversarial disclosure with cross-examination". The Journal of Law, Economics and Organization (forthcoming, 2026), with C. Fluet .
"Les plateformes juridiques en ligne et l’accès au droit". Revue Française d’Économie, 2024, volume 39(2), pages 15-57, with M. Ayouni.
"The failure of the delegation principle in a principal-agent model with transfers". Economics Bulletin, 2023, volume 43(1), pages 518-525, with M. Ayouni and F. Bien.
"Opinion dynamics and political persuasion". Revue d’Économie Politique, 2023, volume 133(6), pages 907-924, with D. Desmarchelier.
"Financial reporting and corporate political connections : An analytical model of interactions". Journal of Accounting and Public Policy, 2022, volume 41(3), with C. Bleibtreu and R. Königsgruber.
"Effets stratégiques de la qualité des éléments de preuve dans une procédure accusatoire". Revue économique, 2020, volume 71(3), pages 403–428, with C.Fluet.
"L’impact du regret et de la réjouissance sur l’allocation d’actifs risqués". Revue d’Économie Politique, 2018, volume 128(4), pages 613–639, with F. Bien.
"How to consult an expert ? opinion versus evidence". Theory and decision, 2011, volume 70, pages 447–474, with J. Mathis.
"Consulting an expert with potentially conflicting preferences". Theory and decision, 2008, volume 65, pages 185–204, with J. Mathis.
"Incertitude scientifique et décision publique : le recours au principe de précaution". Recherches Économiques de Louvain, 2006, volume 72, pages 109–127, with T. Bouglet and J.C. Vergnaud.

Ongoing Project

"Competition for popularity" (2026), with M. Ayouni and D. Desmarchelier.
"On reputational concerns for expert services" (2026).

Books

Microéconomie : Exercices corrigés et commentés, Licence 3 et Master, Ellipses Edition, 2023, with F. Bien.
Microéconomie : Théorie des jeux et des contrats, Pearson Education, 2019, with F. Bien and J. Mathis.
Microéconomie : Risque, Finance et Assurance, Pearson Education, 2015, with F. Bien.

Accreditation to Supervise Research (HDR)*

Thomas Lanzi. Expertise et décision : de l’interaction stratégique aux dynamiques d’opinion, Université de Lorraine, december 2024.

*High-level academic qualification in France allowing scholars to supervise doctoral students.

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