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Published byDrusilla Grant Modified over 9 years ago
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마스터 제목 스타일 편집 마스터 텍스트 스타일을 편집합니다 둘째 수준 셋째 수준 넷째 수준 다섯째 수준 The Framing of Decisions and the Psychology of Choice - Amos Tversky and Daniel Kahneman
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Summary The Evaluation of Prospects The Framing of Acts The Framing of Contingencies The Framing of Outcomes
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Summary Risk aversion and risk taking
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The Evaluation of Prospects Prospect theory Losses is more extreme than the response to gains ( loss aversion ) +$10, +$20 > +$110, +$120
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The Evaluation of Prospects A hypothetical weighting function Low probabilities are overweighted, High probabilities are underweighted The probabilities of outcomes are Subjectively assessed rather than explicitly given
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The Framing of Acts Risk aversion & seeking Decisions were combined
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The Framing of Contingencies The certainty effect and the pseudocertainty effect The sense of certainty associated with option C is illusory Problem 6 = Problem 7
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The Framing of Outcomes The value function is steeper for losses than for gains Lost $140, And is considering a $10 bet on a 15:1 long shot in the last race The price difference be labeled a cash discount rather than a credit – card surcharge A discount of $5 has a greater impact when the price of the calculator low than when it is high
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Discussion Decision Factor - variations in the framing of acts, contingencies, and outcomes. -characteristic nonlinearities of values and decision weights. Preference - have a different preference in a different framing of the same problem. - Are unaware of alternative frames and of their potential effects - Would wish their preferences to be independent of frame Rational choice - Consistency – only aspect of the lay notion of rational behavior - “what do I really want” “what will I feel then?”
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