David Schmeidler 
Cowles Foundation for Research in Economics

UNCERTAINTY IN ECONOMIC THEORY
A Workshop in Honor of
David Schmeidler's 65th Birthday

October 8–10, 2004
FRIDAY 8:30–9:00 Continental Breakfast, Cowles Faculty Lounge
9:00–9:45 Sujoy Mukerji, Oxford University, "The CEU Model and Price Indexation" (Abstract)
9:45–10:30 Tan Wang, University of British Columbia, "A Simple Theory of Asset Pricing Under Model Uncertainty" (Abstract)
11:00–11:45 Irasema Alonso, University of Rochester, "Ambiguity in a Two-Country World" (Abstract)
11:45–12:30 Jüergen Eichberger, University of Heidelberg, "Liquidity and Ambiguity: Banks of Asset Markets?" (Abstract)
12:30–1:30 Lunch, Cowles Faculty Lounge
1:30–2:15 Yoram Halevy, University of British Columbia, "Diminishing Impatience and Non-Expected Utility: A Unified Approach"
2:15–3:00 Kats Wakai, SUNY–Buffalo, "Two-Fund Separation under Homogeneous Ambiguity" (Abstract)
3:30–4:15 Antoine Billot, Université de Paris II, "Sharing Beliefs: Between Agreeing and Disagreeing" (Abstract)
4:15–5:00 Paolo Ghirardato, University of Torino and University of Iowa, "The Impact of Ambiguity on Prices and Allocations in Competitive Financial Markets" (Abstract)
5:15–6:00 Martin Schneider, New York University, "Ambiguity, Information Quality, and Asset Markets"
SATURDAY 8:30–9:00 Continental Breakfast, Cowles Faculty Lounge
9:00–9:45 Edi Karni, Johns Hopkins University, "Agency Theory with Maxmin EU Players" (Abstract)
9:45–10:30 Joseph Greenberg, McGill University, "On the Right to Remain Silent"
11:00–11:45 Dan Levin, Ohio State University, "Auctions with Uncertain Numbers of Bidders" (Abstract)
11:45–12:30 Emre Ozdenoren, University of Michigan, Ann Arbor, "Optimal Auction Design and Full Surplus Extraction with Ambiguity Averse Bidders" (Abstract)
12:30–1:30 Lunch, Cowles Faculty Lounge
1:30–2:15 Kiyohiko Nishimura, Tokyo University and Hiroyuki Ozaki, Tohoku University, "Search and Knightian Uncertainty" (Abstract)
2:15–3:00 Larry Epstein, University of Rochester, "Coarse Contingencies" (Abstract)
3:30–4:15 Dirk Bergemann, Yale University, "Optimal Monopoly Pricing: Regret and Robustness"
4:15–5:00 Peter Wakker, University of Amsterdam, "Non-Additive Probability Theory in Insurance" (Abstract)
5:15–6:00 John Geanakoplos, Yale University, "Games without Partitions"
SUNDAY 8:30–9:00 Continental Breakfast, Cowles Faculty Lounge
9:00–9:45 Ehud Kalai, Northwestern University, "Extensive Robustness Revisited" (Abstract)
9:45–10:30 Andrew Postlewaite, University of Pennsylvania, "Consumption Commitments and Preferences for Risk" (Abstract)
11:00–11:45 Ani Guerdjikova, Cornell University, "Can Case-Based Decision Makers Survive in a Financial Market?" (Abstract)
11:45–12:30 Stephen Morris, Yale University, "Dense Types" (Abstract)
12:30–1:30 Lunch, Cowles Faculty Lounge
1:30–2:15 Jean-Marc Tallon, Université de Paris I, "Coping with Imprecise Information" (Abstract)
2:15–3:00 Atsushi Kajii, Kyoto University, Hiroyuki Kojima, Teikyo University and Takashi Ui, Yokohama National University, "Co-minimum Additive Operators" (Abstract)
3:30–4:15 Peter Klibanoff, Northwestern University, "A Smooth Model of Decision-Making under Ambiguity" (Abstract)
4:15–5:00 Aldo Rustichini, University of Minnesota, "Ambiguity Aversion, Malevolent Nature, and the Variational Representation of Preferences" (Abstract)