D-TEA 2026

June 1, 2026 (Monday)

Morning Session (Chair: Mohammed Abdellaoui)
08:45 – 09:00 Welcome
09:00 – 09:30 Philippe Jehiel: “Coarse Q-learning: Indifference, Indeterminacy, and Instability” (with Aviman Satpathy)
09:30 – 10:00 Illia Pasichnichenko: “Identifying Behavioral Types” (with Christopher Kops, Paola Manzini, Marco Mariotti)
10:00 – 10:30 Fernando Payró: “A Cognitive Theory of Ambiguity Attitudes” (with Norio Takeoka, Jianming Xia)
10:30 – 11:00 Coffee Break
11:00 – 11:30 Marcus Pivato: “Polyvalent Decision Theory”
11:30 – 12:00 Giulio Principi: “Ordering and Measuring the Complexity of Lotteries”
12:00 – 13:00 Invited Talk — Carole Bernard: “Robust Decision Making”
13:00 – 14:00 Lunch Break
 

Afternoon Session (Chair: Brian Hill)
14:00 – 14:30 Martin Vaeth: “Attention and Regret”
14:30 – 15:00 Sara Le Roux: “‘Better the Devil You Know?’: Testing Maxmin Expected Utility and Ambiguity Aversion in Vaccine Decisions” (with Chandra Krishnamurthy)
15:00 – 15:30 Colin Stewart: “Nondistortionary Belief Elicitation” (with Marcin Pęski)
15:30 – 16:00 Coffee Break
16:00 – 16:30 Ben Wincelberg: “Comparative Risk Attitudes in Stochastic Choice” (with Po Hyun Sung)
16:30 – 17:00 Alyssa Rusonik: “Lexitarian Population Ethics: A Position-Based Axiomatic Approach” (with Larry Samuelson, Itzhak Gilboa)
17:00 – 17:30 Tri Phu Vu: “Decision Making under Dual-System Thinking” (with Yusufcan Masatlioglu)

Tuesday, June 2

Morning Session (Chair: Jean-Marc Tallon)
09:00 – 09:30 Peter Wakker: “The Necessity to Reconcile Choice Inconsistencies and the Dangers to Do It Mechanistically” (with Chen Li, Julia Rose, Fantine Xiao)
09:30 – 10:00 Horst Zank: “Revealed Beliefs and Loss Aversion” (with Olivier L’Haridon, Craig Webb)
10:00 – 10:30 Jianying Qiu: “A Simple Test for Decisions under Risk” (with Jilong Wu, Songfa Zhong)
10:30 – 11:00 Coffee Break
11:00 – 11:30 Zhuzhu Zhou: “Aggregating Wrong Preferences” (with Uzi Segal)
11:30 – 12:00 Olivier L’Haridon: “Preference-Based vs. Behavioral Measure of Loss Aversion” (with Han Bleichrodt)
12:00 – 13:00 Invited Talk — Jean-Edouard Colliard: “Q-Learning in Financial Markets”
13:00 – 14:00 Lunch Break

Afternoon Session (Chair: Emmanuel Kemel)
14:00 – 14:30 Ilke Aydogan: “Attitudes Towards Compound Uncertainty” (with Mohammed Abdellaoui, Loïc Berger)
14:30 – 15:00 Paul Cheung: “Belief Bias, Source Preference, and Preference for Robo-Advisor” (with King King Li, Haomin He)
15:00 – 15:30 Shani Cohen: “What You Can’t See: Contingent Thinking Failures in Dynamic Markets”
15:30 – 16:00 Coffee Break
16:00 – 16:30 Francesco Conti: “Ambiguity in Games: Information and Communication”
16:30 – 17:00 Thomas Epper: “Uncovering Rationality” (with Ivan Mitrouchev)
17:00 – 17:30 Francesco Fabbri: “Updating Against Nature” (with Pietro Ortoleva)

Wednesday, June 3

Morning Session (Chair: Fan Wang)
09:00 – 09:30 Evan Friedman: “Deception Aversion” (with Béla Elmshauser, Yoon Joo Jo)
09:30 – 10:00 Michele Garagnani: “Identifying Nontransitive Preferences” (with Carlos Alós-Ferrer, Ernst Fehr)
10:00 – 10:30 Giacomo Lanzani: “A Dutch-Book Trap for Misspecification” (with Emiliano Catonini)
10:30 – 11:00 Coffee Break
11:00 – 11:30 Fabio Maccheroni: “Disappointment Aversion and Expectiles” (with Fabio Bellini, Tiantian Mao, Ruodo Wang, Qinyu Wu)
11:30 – 12:00 Michael Mandler: “A Case for Completeness” (with Harvey Lederman)
12:00 – 13:00 Invited Talk — Frank Riedel: “Knightian Uncertainty under Identifiability: Uncertainty Sharing, Insurance, and Portfolio Choice”
13:00 – 14:00 Lunch Break

Afternoon Session (Chair: Stefania Minardi)
14:00 – 14:30 Jawwad Noor: “Information Mistrust” (with Yuzhao Yang)
14:30 – 15:00 Gonzalo Arrieta: “Procedural Decision-Making in the Face of Complexity” (with Kirby Nielsen)
15:00 – 15:30 Farewell Coffee

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