Thibault Gajdos CONTACT

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1 Thibault Gajdos CONTACT CES Maison des Sciences Economiques , boulevard de l Hôpital Paris Cedex 13 France Phone : Fax : gajdos@univ-paris1.fr Homepage : http ://ces.univ-paris1.fr/membre/gajdos/gajdos.html PERSONAL Born : 15 juin 1973 Citizenship : French APPOINTMENTS Since january 2005 : Chargé de recherche cnrs at the Centre d Economie de la Sorbonne (University of Paris I, Panthéon-Sorbonne) : Chargé de recherche cnrs at crest UNIVERSITY EDUCATION PhD in Economics, University of Paris I Panthéon-Sorbonne, Thesis title : Essays on the foundations of inequality measurement. Thesis committee : Antoine d Autume (chair), Denis Bouyssou, Alain Chateauneuf, Michèle Cohen (advisor), Marc Fleurbaey (referee), Itzhak Gilboa (referee), Alain Trannoy. Magistère d Economie (M.Sc, Economics), University of Paris I Panthéon-Sorbonne, PUBLISHED ACADEMIC PAPERS 1. Representation and Aggregation of Preferences under Uncertainty (with J.-M. Tallon and J.-C. Vergnaud), Journal of Economic Theory, 141, (2008). 2. Attitude toward imprecise information (with T. Hayashi, J.-M. Tallon and J.-C. Vergnaud), Journal of Economic Theory, 140, (2008). 3. The Ignorant Observer" (with F. Kandil), Social Choice and Welfare, 31, (2008). 4. Multidimensional generalized Gini indices", (with J. Weymark), Economic Theory, 26, 3, (2005). 5. Unequal uncertainties and uncertain inequalities : An axiomatic approach", (with E. Maurin), Journal of Economic Theory, 116, (2004). 1

2 6. Decision making with imprecise probabilistic information", (with J.-M. Tallon and J.-C. Vergnaud), Journal of Mathematical Economics, 40, 6, (2004). 7. Single Crossing Lorenz Curves and Inequality Comparisons", Mathematical Social Sciences, 47, (2004). 8. Measuring Inequalities without Linearity in Envy Through Choquet Integral with Symmetric Capacities", Journal of Economic Theory, 106, (2002). 9. The Strong Principle of Diminishing Transfer", (with A. Chateauneuf and P.-H. Wilthien), Journal of Economic Theory, 103, (2002). 10. Beliefs and Pareto Efficient Sets : A Remark", (with J.-M. Tallon), Journal of Economic Theory, 106, (2002). 11. Fairness under Uncertainty " (with J.-M. Tallon), Economics Bulletin, 4, 18, 1-7 (2002). 12. Les fondements axiomatiques de la mesure normative des inégalités", Revue d Economie Politique, 5, (2001). 13. l attitude des Français à l égard des inégalités à la lumière du système de prélèvements socio-fiscal", (with B. Lhommeau). Economie et Prevision, 142, (2000). UNPUBLISHED PAPERS 1. Shared Destinies and the Measurement of Social Risk Equity (with J. A. Weymark and C. Zoli), mimeo, Octobre Coping with imprecise information : a decision theoretic approach" (with J.-M. Tallon and J.-C. Vergnaud), Controverses et prises de décision" (with J.-M. Tallon and J.-C. Vergnaud), Redistribution of Income and the Dynamics of Inequalities on the Labor Market" (with P. Cahuc), Subjective Inequality Index and the Change in Attitude Towards Inequality in France over the period ", Cahiers Eco&Maths 98.19, Université Paris 1, MISCELLANEOUS PAPERS 1. Article inégalités (mesure des)", in l Encyclopediae Universalis, (2003). 2. Perception des probabilités et décision", (with E. Langlais), Risques (2002). 3. Article inégalités" in the Dictionnaire des Sciences Economiques, Jessua, Labrousse et Vitry eds., puf, (2001). PRESS ARTICLES 1. RSA : RAS?, Le Monde Economie, September 2nd Le revers de la médaille, Le Monde Economie, September 23rd Les parachutes s imposent-ils?, Le Monde Economie, October 21st Discriminations : la leçon américaine, Le Monde Economie, 18 novembre Le despotisme compassionnel, Le Monde Economie, 9 décembre La science, l Etat et le marché, Le Monde Economie, 27 janvier Le coût du mépris, Le Monde Economie, 24 février La justice fiscale, entre le glaive et le bouclier, Le Monde Economie, 23 mars

3 CONGRESS AND WORKSHOP The Ignorant Observer" Seminar Philform (IHPST), june Seminar, University of Marseille (GREQAM), february Seminar, University of Verona, november Invited Conference, greqam Summer School, Aix-en-Provence, september RUD 2006 (Risk, Utility and Decision Workshop), Paris, june Roy Seminar, Paris, april Decision Theory Workshop, hec, Jouy-en-Josas, march Seminar, University of Cergy-Pontoise, october Seminar, University Pompeu Fabra, Barcelona, october Invited Tutorial : Fairness and Uncertainty" AgentLink Technical Forum Group on Multiagent Resource Allocation (tfg-mara), Budapest, september On the impossibility of preference aggregation under uncertainty" ihp Game Theory Seminar, Paris, mai th World Congress of the Econometric Society, London, august Fourth Conference on Logic, Games and Social Choice, Caen, june Seminar, University of Paris I Panthéon-Sorbonne, novembre Unequal uncertainties and uncertain inequalities : An axiomatic approach" Seminar, University of Torino, march Seminar, Vanderbilt University (Nashville, USA), february Conference on Economic Design, New York, july th International Meeting of the Society for Social Choice and Welfare, Pasadena, july Seminar, University Paris I, Panthéon-Sorbonne, january Seminar, crest, Paris, february Measuring Inequalities without Linearity in Envy Through Choquet Integral with Symmetric Capacities" RUD 2001 (Risk, Utility and Decision Workshop), Venizia, july Journées Doctorales, ADRES, Paris, november Second Annual Meeting of LivinTaX, THEMA, University of Cergy-Pontoise, november Redistribution of Income and the Dynamics of Inequalities on the Labor Market" EEA 2000 (European Economic Association Annual Congress), Bolzano, august The Strong Principle of Diminishing Transfer" First Annual Meeting of LivinTaX, GRAPE, University Montesquieu Bordeaux IV, january FUR IX (Foundations of Utility and Risk), Marrackech, june ESEM 99 (European Society of Econometrics Meeting), Santiago de Compostella, august Single Crossing Lorenz Curves and Inequality Comparisons" Seminar, University of Caen, december Seminar, Tel Aviv University, avril

4 VISITING POSITIONS march-june 2003 : Research Fellow, icer, Torino. february - june 2000 : Tel Aviv University (tmr program, European Union). TEACHING : Social choice, sharing and equity" (graduate), University Paris I Panthéon-Sorbonne : Advanced Microeconomics (petites classes), Ecole Polytechnique : Introductory Microeconomics (petites classes), Ecole Polytechnique : Collective Decision and Social Choice" (graduate), University Paris I Panthéon- Sorbonne : Introduction to economic inequality and income distribution" (graduate), ensae. Thesis committee : M. Martinez (advisor : F. Bourguignon, EHESS, 2004), B. Magdalou (advisor : D. Serra, University of Montpellier, 2006), Stéphane Zuber (advisor : A. Bommier, Université of Toulouse, 2007), Florent Bresson (advisor : Jean-Louis Combes, Université of Clermont-Ferrand, 2007), Sylvain Bouveret (advisor : J. Lang, Ecole Nationale Supérieure de l Aéronautique et de l Espace, 2007). EDITORIAL AND RELATED ACTIVITIES : Associate editor, Theory and Decision Referee for : American Economic Review B.E. Journal of Theoretical Economics Economica Economie et Statistiques Fuzzy Sets and Systems Journal of Economic Theory Journal of Public Economics Mathematics of Operation Research Recherches Economiques de Louvain Revue Economique Theory and Decision Annales d Economie et Statistique Econometrica Economic Theory European Journal of Operation Research Journal of Economic Inequality Journal of Mathematical Economics Mathematical Social Sciences Quarterly Journal of Economics Review of Economic Studies Social Choice and Welfare Member of the conference program committee for the annual congress of the 2003 annual Econometric Society European Meeting. Member of the conference program committee for the 1st International Workshop on Computational Social Choice (Amsterdam, 6-8 December 2006). Member of the conference program committee for LCD 07 : Workshop on Logics and Collective Decision making (Lille, march 2007) : referee for the Mathematical Reviews Database (American Mathematical Society). Referee for the Israel Science Foundation Referee for the Agence Nationale pour la Recherche : co-chair of the Seminar Microeconomics and Decision Theory (med)" of the Centre d Economie de la Sorbonne. 4

5 GRANTS : Taking into account uncertainty in patient preferences and quality of life : New endpoints for clinical trials in cancer", ANR non thématique of the French Ministry of Research (62 400e) (Project Director) : Economics of Ambiguity", ACI program of the French Ministry of Research (40 000e) (Project Director). PRIZES AND HONORS Bronze Medal of the CNRS, Nominated for the Best Young French Economist Prize, Le Monde Le Cercle des Economistes, (one prize winner plus three nominees)