This paper is a comprehensive study of methods for assessing unidimensional expected utility functions. The paper describes the utility assessment process in decision analysis and then reviews problem formulation, sources of bias in preference judgments, and the analysis of risk attitudes. Two...

A phantom alternative is an illusory choice option---it looks real but for some reason is unavailable at the time a decision is made. Phantoms can both help and hinder successful decision making. On the one hand, phantoms can provide useful information on the boundaries of a decision problem and...