Grant, Simon; Ozsoy, Hatice; Polak, Ben - Cowles Foundation for Research in Economics, Yale University - 2007
Machina & Schmeidler (1992) show that probabilistic sophistication can be obtained in a Savage setting without imposing expected utility by dropping Savage's axiom P2 (sure-thing principle) and strengthening his axiom P4 (weak comparative probability). Their stronger axiom, however, embodies a...