prospect theory

E129165

Prospect theory is a behavioral economic framework that explains how people actually make decisions under risk and uncertainty, highlighting systematic deviations from the predictions of classical expected utility theory.

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Predicate Object
instanceOf behavioral economic theory
decision-making theory
theory of choice under risk
addresses Allais paradox
St. Petersburg paradox qualitatively
assumes outcomes are evaluated as gains or losses relative to a reference point
basisFor cumulative prospect theory
linked to: prospect theory
contrastsWith expected utility theory
coreConcept diminishing sensitivity
loss aversion
probability weighting
reference dependence
criticizesAssumption linear probability weighting
outcome evaluation in terms of final wealth levels
perfect rationality
developedBy Amos Tversky
Daniel Kahneman
empiricalSupport field studies
laboratory experiments
explains decision-making under risk
decision-making under uncertainty
systematic deviations from expected utility
extendedBy cumulative prospect theory
linked to: prospect theory
field behavioral economics
psychology
includesComponent probability weighting function
value function
influenced behavioral finance
health economics
insurance demand modeling
marketing
public policy design
predicts endowment effect
framing effects
preference reversals
reflection effect
risk aversion over gains
risk seeking over losses
status quo bias
probabilityWeightingProperty overweights small probabilities
underweights moderate and large probabilities
publicationYear 1979
publishedIn Econometrica
states losses loom larger than gains of equal magnitude
titleOfSeminalPaper Prospect Theory: An Analysis of Decision under Risk
linked to: prospect theory
usedFor explaining insurance purchase decisions
explaining lottery participation
modeling investor behavior
valueFunctionProperty steeper for losses than for gains
valueFunctionShape concave over gains
convex over losses

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Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

expected utility theory criticizedBy prospect theory
Prospect theory titleOfSeminalPaper Prospect Theory: An Analysis of Decision under Risk
subject linked to: prospect theory
linked to: prospect theory
Prospect theory basisFor cumulative prospect theory
subject linked to: prospect theory
linked to: prospect theory
Prospect theory extendedBy cumulative prospect theory
subject linked to: prospect theory
linked to: prospect theory
Daniel Kahneman notableWork Prospect theory
linked to: prospect theory
Daniel Kahneman knownFor prospect theory
behavioral economics studies prospect theory
behavioral economics hasKeyConcept prospect theory