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A Rational Model for Individual Differences in Preference Choice

Ahmad, Sheeraz ; Yu, Angela J (2015)
A Rational Model for Individual Differences in Preference Choice.
CogSci 2015. Pasadena, California (23-25 July 2015)
Konferenzveröffentlichung, Bibliographie

Kurzbeschreibung (Abstract)

Human preference choice suffers curious contextual effects: the relative preference between two multi-attribute options (e.g. cars with differing safety and economy ratings) can dramatically shift, depending on the presence/absence of additional options. This phenomenon defies any simple utilitybased account of choice, and has been taken to imply irrationalities/sub-optimalities in human decision-making, or reflect idiosyncrasies in neural processing. Recently, we used a Bayesian model to show that these contextual effects are normative consequences of observers using options to learn about the “market”. However, it had an unsavory implication that all decision-makers asymptotically converge to the same beliefs/behavior. Here, we propose a new model that uses both market and personal utilities to make choices. This model still captures the contextual effects, while also allowing asymptotic differences in individual preferences and providing a general framework for explaining how consumption informs one’s beliefs and preferences.

Typ des Eintrags: Konferenzveröffentlichung
Erschienen: 2015
Autor(en): Ahmad, Sheeraz ; Yu, Angela J
Art des Eintrags: Bibliographie
Titel: A Rational Model for Individual Differences in Preference Choice
Sprache: Englisch
Publikationsjahr: 2015
Ort: Austin, Texas
Verlag: Cognitive Science Society
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Department of Cognitive Science University of California, San Diego
Buchtitel: Proceedings of the 37th Annual Conference of the Cognitive Science Society
Veranstaltungstitel: CogSci 2015
Veranstaltungsort: Pasadena, California
Veranstaltungsdatum: 23-25 July 2015
URL / URN: https://pages.ucsd.edu/~ajyu/Papers/cogsci15_sheeraz.pdf
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Kurzbeschreibung (Abstract):

Human preference choice suffers curious contextual effects: the relative preference between two multi-attribute options (e.g. cars with differing safety and economy ratings) can dramatically shift, depending on the presence/absence of additional options. This phenomenon defies any simple utilitybased account of choice, and has been taken to imply irrationalities/sub-optimalities in human decision-making, or reflect idiosyncrasies in neural processing. Recently, we used a Bayesian model to show that these contextual effects are normative consequences of observers using options to learn about the “market”. However, it had an unsavory implication that all decision-makers asymptotically converge to the same beliefs/behavior. Here, we propose a new model that uses both market and personal utilities to make choices. This model still captures the contextual effects, while also allowing asymptotic differences in individual preferences and providing a general framework for explaining how consumption informs one’s beliefs and preferences.

Fachbereich(e)/-gebiet(e): 03 Fachbereich Humanwissenschaften
03 Fachbereich Humanwissenschaften > Institut für Psychologie
Hinterlegungsdatum: 30 Okt 2023 12:38
Letzte Änderung: 31 Okt 2023 06:49
PPN: 512770530
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