Decision theory as an aid to private choice

A wise decider D uses the contents of his mind fully, accurately and efficiently. D's ideal decisions, i.e., those that best serve his interests, would be embedded in a comprehensive set of totally coherent judgments lodged in his mind. They would conform to the norms of statistical decision th...

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Main Author: Rex V. Brown
Format: Article
Language:English
Published: Cambridge University Press 2012-03-01
Series:Judgment and Decision Making
Subjects:
Online Access:http://journal.sjdm.org/11/11527/jdm11527.pdf
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author Rex V. Brown
author_facet Rex V. Brown
author_sort Rex V. Brown
collection DOAJ
description A wise decider D uses the contents of his mind fully, accurately and efficiently. D's ideal decisions, i.e., those that best serve his interests, would be embedded in a comprehensive set of totally coherent judgments lodged in his mind. They would conform to the norms of statistical decision theory, which extracts quantitative judgments of fact and value from D's mind contents and checks them for coherence. However, the most practical way for D to approximate his ideal may not be with models that embody those norms, i.e., with applied decision theory (ADT). In practice, ADT can represent only some of D's judgments and those imperfectly. Quite different decision aid, including intuition, pattern recognition and cognitive vigilance (especially combined), typically outperform feasible ADT models---with some notable exceptions. However, decision theory training benefits D's informal decisions. ADT, both formal and informal, should become increasingly useful and widespread, as technical, cultural and institutional impediments are overcome.
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spelling doaj.art-d14e588aff594fb8bc6d5c4bbd1d9b762023-09-02T17:08:28ZengCambridge University PressJudgment and Decision Making1930-29752012-03-0172207223Decision theory as an aid to private choiceRex V. BrownA wise decider D uses the contents of his mind fully, accurately and efficiently. D's ideal decisions, i.e., those that best serve his interests, would be embedded in a comprehensive set of totally coherent judgments lodged in his mind. They would conform to the norms of statistical decision theory, which extracts quantitative judgments of fact and value from D's mind contents and checks them for coherence. However, the most practical way for D to approximate his ideal may not be with models that embody those norms, i.e., with applied decision theory (ADT). In practice, ADT can represent only some of D's judgments and those imperfectly. Quite different decision aid, including intuition, pattern recognition and cognitive vigilance (especially combined), typically outperform feasible ADT models---with some notable exceptions. However, decision theory training benefits D's informal decisions. ADT, both formal and informal, should become increasingly useful and widespread, as technical, cultural and institutional impediments are overcome.http://journal.sjdm.org/11/11527/jdm11527.pdfdecision-aidingdecision theoryprivate choiceideal judgment.NAKeywords
spellingShingle Rex V. Brown
Decision theory as an aid to private choice
Judgment and Decision Making
decision-aiding
decision theory
private choice
ideal judgment.NAKeywords
title Decision theory as an aid to private choice
title_full Decision theory as an aid to private choice
title_fullStr Decision theory as an aid to private choice
title_full_unstemmed Decision theory as an aid to private choice
title_short Decision theory as an aid to private choice
title_sort decision theory as an aid to private choice
topic decision-aiding
decision theory
private choice
ideal judgment.NAKeywords
url http://journal.sjdm.org/11/11527/jdm11527.pdf
work_keys_str_mv AT rexvbrown decisiontheoryasanaidtoprivatechoice