We discuss the notion of a state of the world in axiomatic decision theory, and argue that it should be viewed as an "eventuality" that is implicitly assumed to be independent of the process by which prefer- ences are observed. The distinction between states, which are assumed to resolve all...

We offer a model that combines and generalizes case-based decision theory and expected utility maximization. It is based on the premise that an agent looks ahead and assesses possible future scenarios, but may not know how to evaluate their likelihood and may not be sure that the set of...

Consumption decisions are partly influenced by values and ideologies. Consumers care about global warming, child labor, fair trade, etc. Incorporating values into the consumer’s utility function will often violate monotonicity, if consumption hurts values in a way that isn’t offset by...