Smokers, Psychos, and Decision-Theoretic Uncertainty

In this article I propose a new way of making rational sense of our seemingly divergent intuitions across cases. The key is the idea, briefly suggested by Robert Nozick,4 that there is an important sense of ‘ought’ (though not the only sense of ‘ought’) according which a decision-maker ought to take...

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Main Author: Macaskill, W
Format: Journal article
Published: Journal of Philosophy 2015
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author Macaskill, W
author_facet Macaskill, W
author_sort Macaskill, W
collection OXFORD
description In this article I propose a new way of making rational sense of our seemingly divergent intuitions across cases. The key is the idea, briefly suggested by Robert Nozick,4 that there is an important sense of ‘ought’ (though not the only sense of ‘ought’) according which a decision-maker ought to take their decision-theoretic uncertainty into account when making decisions. I call the general idea that there are norms that take into account normative uncertainty metanormativism, and any decisiontheory that takes decision-theoretic uncertainty into account a meta decision theory.<p>Meta decision theory has two important implications. First, it can explain the apparent divergence in our intuitions between the Standard Predictor, The Smoking Lesion, and The Psychopath Button. Second, it undermines both the intuitive argument in favour of EDT, and, to some extent, the “Why Ain’cha Rich?” 36 argument as well. Considerations of decision-theoretic uncertainty are therefore a powerful tool for use in debates between causal and evidential decision theory — a tool that gives the causal approach a significant new advantage.</p>
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spelling oxford-uuid:bc27a8ff-66aa-4958-b3fe-bed1402f0eaa2022-03-27T05:22:16ZSmokers, Psychos, and Decision-Theoretic UncertaintyJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:bc27a8ff-66aa-4958-b3fe-bed1402f0eaaSymplectic Elements at OxfordJournal of Philosophy2015Macaskill, WIn this article I propose a new way of making rational sense of our seemingly divergent intuitions across cases. The key is the idea, briefly suggested by Robert Nozick,4 that there is an important sense of ‘ought’ (though not the only sense of ‘ought’) according which a decision-maker ought to take their decision-theoretic uncertainty into account when making decisions. I call the general idea that there are norms that take into account normative uncertainty metanormativism, and any decisiontheory that takes decision-theoretic uncertainty into account a meta decision theory.<p>Meta decision theory has two important implications. First, it can explain the apparent divergence in our intuitions between the Standard Predictor, The Smoking Lesion, and The Psychopath Button. Second, it undermines both the intuitive argument in favour of EDT, and, to some extent, the “Why Ain’cha Rich?” 36 argument as well. Considerations of decision-theoretic uncertainty are therefore a powerful tool for use in debates between causal and evidential decision theory — a tool that gives the causal approach a significant new advantage.</p>
spellingShingle Macaskill, W
Smokers, Psychos, and Decision-Theoretic Uncertainty
title Smokers, Psychos, and Decision-Theoretic Uncertainty
title_full Smokers, Psychos, and Decision-Theoretic Uncertainty
title_fullStr Smokers, Psychos, and Decision-Theoretic Uncertainty
title_full_unstemmed Smokers, Psychos, and Decision-Theoretic Uncertainty
title_short Smokers, Psychos, and Decision-Theoretic Uncertainty
title_sort smokers psychos and decision theoretic uncertainty
work_keys_str_mv AT macaskillw smokerspsychosanddecisiontheoreticuncertainty