A More Robust Definition of Subjective Probability

The goal of choice-theoretic derivations of subjective probability is to separate a decision maker's underlying beliefs (subjective probabilities of events) from their preferences (attitudes toward risk). Classical derivations have all relied upon some form of the Marschak-Samuelson "Indep...

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Bibliographische Detailangaben
Veröffentlicht in:Econometrica. - Wiley. - 60(1992), 4, Seite 745-780
1. Verfasser: Machina, Mark J. (VerfasserIn)
Weitere Verfasser: Schmeidler, David
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 1992
Zugriff auf das übergeordnete Werk:Econometrica
Schlagworte:Subjective probability uncertainty subjective uncertainty non-expected utility theory expected utility theory Leonard J. Savage Economics Mathematics Philosophy
Beschreibung
Zusammenfassung:The goal of choice-theoretic derivations of subjective probability is to separate a decision maker's underlying beliefs (subjective probabilities of events) from their preferences (attitudes toward risk). Classical derivations have all relied upon some form of the Marschak-Samuelson "Independence Axiom" or the Savage "Sure-Thing Principle," which imply that preferences over lotteries conform to the expected utility hypothesis. This paper presents a choice-theoretic derivation of subjective probability, in a Savage-type setting of purely subjective uncertainty, which neither assumes nor implies that the decision maker's preferences over lotteries necessarily conform to the expected utility hypothesis.
ISSN:14680262
DOI:10.2307/2951565