Society for the Advancement of Economic Theory

Workshop on Risk, Ambiguity, and Decisions in honor of Daniel Ellsberg - May 2010

On May 10-12, 2010, the Institute of Advanced Studies, Vienna Austria will be hosting a conference in honor of Daniel Ellsberg.

People interested in attending should contact Klaus Ritzberger at

Schedule of Events

Monday, May 10, 2010

Times Events
8:30-9:00 Registration
9:00-10:30 Daniel Ellsberg Opening Address
10:30-11:00 Coffee Break
11:00-11:45 Arno Riedl, Maastricht Univ. (co-author: Elena Cettolin, Maastricht Univ.) "Delegation in decision making under uncertainty. Are preferences incomplete?"
11:45-12:30 Luciano De Castro, Univ. Illinois at Urbana-Champaign (co-author: Nicholas Yannelis, Univ. Illinois at Urbana-Champaign, Univ. Manchester) "Ambiguity aversion solves the conflict between efficiency and incentive compatibility"
12:30-14:30 Lunch
14:30-15:15 Michèle Cohen, Univ. Paris I Panthéon-Sorbonne (co-authors: Jean-Marc Tallon, Univ. Paris I Panthéon-Sorbonne; Jean-Christophe Vergnaud, Centre d’économie de la Sorbonne) "An experimental investigation of imprecision attitude and its relation with risk attitude and impatience"
15:15-16:00 Tomasz Strzalecki, Harvard University (co-author: Jan Werner, Univ. Minnesota) "Efficient Allocations under Ambiguity"
16:00-16:30 Coffee Break
16:30-17:15 Michael Mandler, Royal Holloway College, Univ. London "Rational agents are the quickest"
17:15-18:00 Jürgen Eichberger, Univ. Heidelberg (co-author: David Kelsey, Univ. Exeter) "Are the Treasures of Game Theory Ambiguous?"
19:30 Dinner at Glacis Beisl (Museumsquartier, access Breitegasse 4, Museumsplatz 1, 1070 Wien, )

Tuesday, May 11, 2010

Times Events
9:00-9:45 Nabil Al-Najjar, Kellogg School, Northwestern University (co-author: Jonathan Weinstein, Kellogg School, Northwestern University) "The Ambiguity Aversion Literature: A Critical Assessment"
9:45-10:30 Frank Riedel, Univ. Bielefeld (co-author: Rose-Anne Dana, Univ. Paris-Dauphine) "Intertemporal Equilibria with Knightian Uncertainty"
10:30-11:00 Coffee Break
11:00-11:45 Michal Król, Univ. Manchester "Ambiguity aversion and efficient risk-sharing in a non-cooperative repeated game with asymmetric information"
11:45-12:30 Phillipp Karl Illeditsch, Univ. Pennsylvania, Philadelphia "Ambiguous Information, Risk Aversion, and Asset Pricing"
12:30-14:30 Lunch
14:30-15:15 Adam Dominiak, Univ. Heidelberg (co-author: Wendelin Schnedler, Univ. Heidelberg) "Attitudes towards Uncertainty and Randomization: An Experimental Study"
15:15-16:00 Jacob Sagi, Vanderbilt Univ. (co-author: Chew Soo Hong, Hong Kong Univ. of Science & Technology) "An Inequality Measure for Uncertain Allocations"
16:00-16:30 Coffee Break
16:30-17:15 Jayant Vivek Ganguli, Univ. Cambridge (co-author: Scott Condie, Brigham Young Univ.) "Ambiguity and rational expectations equilibria"
17:15-18:00 Larry Epstein, Boston University "Three paradoxes for the "smooth ambiguity" model of preference"

Wednesday, May 12, 2010

Times Events
9:00-9:45 Mark J. Machina, Univ. California, San Diego "Event-Separability in the Ellsberg Urn"
9:45-10:30 Yoram Halevy, Univ. British Columbia (co-author: Emre Ozdenoren, Univ. Michigan) "Uncertainty and Compound Lotteries: Calibration"
10:30-11:00 Coffee Break
11:00-11:45 Soo Hong Chew, Hong Kong Univ. of Science & Technology (co-authors: Richard P. Ebstein, Hebrew Univ. Jerusalem; Zhong Songfa, Hong Kong Univ. of Science & Technology) "Ambiguity Aversion and Familiarity Bias: Evidence from Behavioral and Gene Association Studies"
11:45-12:30 Debora Di Caprio, Free Univ. Bozen-Bolzano (co-author: Francisco J. Santos-Arteaga, Free Univ. Bozen-Bolzano) "Cardinal versus Ordinal Criteria in Choice under Risk with Disconnected Utility Ranges"
12:30-14:30 Lunch
14:30-15:15 David Kelsey, Univ. Exeter (co-author: Jürgen Eichberger, Univ. Heidelberg) "Optimism and Pessimism in Games"
15:15-16:00 Elena Asparouhova, Univ. Utah (co-authors: Peter Bossaerts, Caltech and EPFL Lausanne; Jon Eguia, New York Univ.; William Zame, Univ. California Los Angeles) "Cognitive Biases, Ambiguity Aversion and Asset Pricing in Financial Markets"
16:00-16:30 Coffee Break
16:30-17:15 José Heleno Faro, Cedeplar & Universidade Federal de Minas Gerais "Variational Bewley Preferences"
17:15-18:00 Paolo Ghirardato, DSMA & Collegio Carlo Alberto, Univ. Torino (co-author: Marciano Siniscalchi, Northwestern Univ.) "A more robust definition of multiple priors"
Kenneth Arrow Arrow
Gerard Debreu Debreu
Francis Ysidro Edgeworth Edgeworth
John Hicks Hicks
William Jevons Jevons
McKenzie McKenzie
Vilfredo Pareto Pareto
Adam Smith Smith
Alan Turing Turing
Leon Walras Walras