3 papers
econ.TH2026
Putting Context into Preference Aggregation
Philipp Peitler, Karl H. Schlag
The axioms underlying Arrow's impossibility theorem are very restrictive in terms of what can be used when aggregating preferences. Social preferences may not depend on the menu no…
econ.TH2020
Robust Sequential Search
Karl H. Schlag, Andriy Zapechelnyuk
We study sequential search without priors. Our interest lies in decision rules that are close to being optimal under each prior and after each history. We call these rules dynamica…
econ.TH2020
Compromise, Don't Optimize: Generalizing Perfect Bayesian Equilibrium to Allow for Ambiguity
Karl Schlag, Andriy Zapechelnyuk
We introduce a solution concept for extensive-form games of incomplete information in which players need not assign likelihoods to what they do not know about the game. This is emb…