Decision theory and the theory of rational choice have recently been the subjects of considerable research by philosophers and economists. However, no adequate anthology exists that can be used to introduce students to the field. This volume of nineteen essays is designed to meet that need.Decision theory and the theory of rational choice have recently been the subjects of considerable research by philosophers and economists. However, no adequate anthology exists that can be used to introduce students to the field. This volume of nineteen essays is designed to meet that need.Decision theory and the theory of rational choice have recently been the subjects of considerable research by philosophers and economists. However, no adequate anthology exists which can be used to introduce students to the field. This volume is designed to meet that need. The essays included are organized into five parts covering the foundations of decision theory, the conceptualization of probability and utility, pholosophical difficulties with the rules of rationality and with the assessment of probability, and causal decision theory. The editors provide an extensive introduction to the field and introductions to each part.1. Introduction: Bayesian decision theory - foundations and problems Peter G?rdenfors, and Nils-Eric Sahlin; Part I. Foundations of Bayesian Decision Theory: 2. Truth and probability Frank P. Ramsey; 3. Individual decision making under uncertainty R. Duncan Luce, and Howard Raiffa; 4. The sure-thing principle Leonard J. Savage; 5. Probable knowledge Richard C. Jeffrey; Part II. Conceptualization of Probability and Utility: Introduction: 6. Bets and beliefs Henry E. Kyburg; 7. Slightly more realistic personal probability Ian Hacking; 8. Risk aversion as a problem of conjoint measurement Bengt Hansson; Part III. Questionable Rule of Rationality: Introduction: 9. Allais' paradox Leonard J. Savage; 10. Sure-thing doubts Edward F. McClennen; 11. Prospect theory: an analysis of dl£(