Schipper, Burkhard - 2011 - This Version: December 21, 2011
We develop awareness-dependent subjective expected utility by taking unawareness structures introduced in Heifetz …, Meier, and Schipper (2006, 2008, 2011a) as primitives in the Anscombe-Aumann approach to subjective expected utility. We … observe that a decision maker is unaware of an event if and only if her choices reveal that the event is ``null' and the …