The next OSGAD seminar is organized in honor of Michel Grabisch and will be held on October 20 - 22, 2025. 

All relevant informations (program, address, registration, sponsors) are given below.

18th OSGAD Workshop

“ORDERED STRUCTURES IN GAMES AND DECISION”

in honor of Michel Grabisch

Centre d’Economie de la Sorbonne

OCTOBER 20 – 22, 2025

PROGRAM

Registration: October 20 & 21 – 6th Floor

MONDAY, OCTOBER 20, 2025

14:30 – 14:40 Opening

14:40 – 15:20  Bernard Cornet (University of Kansas, USA & University Paris 1 Panthéon-Sorbonne, France)

“Pricing rules with market frictions: An axiomatic approach”

15:20 – 16:00  Martin Loebl (Charles University, Prague, Czech Republic)

“Shapley meets Tutte”

16:00 – 16:30  Coffee break

16:30 – 17:10  Patrice Perny (Sorbonne University, France)

“Learning additive decompositions of multiattribute utility functions”

17:10 – 17:50  Christophe Labreuche (cortAlx-Labs France, Thales, France)

“Hierarchical Choquet Integral: An explainable model for image processing”

TUESDAY, OCTOBER 21, 2025

9:00 – 9:20  Welcome Coffee

9:20 – 10:00  Hervé Moulin (University of Glasgow, U.K.)

“Fair Division with money and prices”

10:00 – 10:40  Stéphane Gonzalez (GATE Saint Etienne, France)

“Axiomatic characterizations of knapsack and greedy budget allocation rules”

10:40 – 11:10 Coffee break

11:10 – 11:50  Miguel Couceiro (Universidade de Lisboa, Portugal)

“Game-theoretic extensions of logistic regression ... and a few surprises!”

11:50 – 12:30  Pedro Miranda (Complutense University of Madrid, Spain)

“Random generation of bi-capacities based on Markov chains”

12:30 – 14:00  Lunch (2nd floor)

14:00 – 14:40  Hans Peters (Maastricht University, The Netherlands)

“Capacities and never best choice”

14:40 – 15:20  Georges Zaccour (HEC Montréal, Canada)

“Investment in emissions abatement capacity when consumers value the environmental performance of the supply chain”

15:20 – 15:50  Coffee break

15:50 – 16:30  Katarzyna Sznajd-Weron (Wroclaw University of Science and Technology, Poland)

“Toward understanding of social hysteresis: Insights from agent-based modeling”

16:30 – 18:00  Musical Session (Jean-Marc Bonnisseau – piano, Franz Dietrich – cello, Michel Grabisch – piano, Thierry Marchant – baritone) & Special Session

19:30 – 22:30  Workshop Dinner (on invitation)

 WEDNESDAY, OCTOBER 22, 2025

8:40 – 9:00  Welcome coffee

9:00 – 9:40  Thierry Marchant (Ghent University, Belgium)

“Axiomatic characterizations of dissimilarity orderings and distances between sets”

9:40 – 10:20  Dylan Laplace Mermoud (ENSTA, Institut Polytechnique de Paris & Conservatoire National des Arts et Métiers, France)

“An algebraic structure of social organizations: The operad of cooperative games”

10:20 – 10:50  Coffee break

10:50 – 11:30  Michel Grabisch (University Paris 1 Panthéon-Sorbonne, Paris School of Economics, France & Charles University, Prague, Czech Republic)

                               “TBA”

11:30 – 11:40  Closing      

WORKSHOP VENUE

Maison des Sciences Economiques, 6th FLOOR

106-112 Boulevard de l’Hôpital, 75647 Paris

Metro: Campo-Formio (M5) or Place d’Italie (M5, M6, M7)

ORGANIZATION & REGISTRATION

Organization of the 18th OSGAD Workshop: Antoine Mandel, René Rebero, Agnieszka Rusinowska 

Registration: Participation is free, but it is necessary to register by filling in the registration form BEFORE OCTOBER 4.

For any inquiry on the 18th OSGAD workshop, please contact Agnieszka Rusinowska.

SPONSORS