Safra, Zvi; Sulganik, Eyal - In: Journal of Risk and Uncertainty 10 (1995) 3, pp. 187-201
A well-known theorem of Blackwell states that, when quantity of information is properly defined, every expected utility decisionmaker prefers more information to less; for more general preferences, however, the theorem is no longer true. In this article, we investigate the extent to which...