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Eells and Jeffrey on Newcomb's problem

โœ Scribed by Stephen Leeds

Publisher
Springer Netherlands
Year
1984
Tongue
English
Weight
582 KB
Volume
46
Category
Article
ISSN
0031-8116

No coin nor oath required. For personal study only.

โœฆ Synopsis

Ellery Eells and Richard Jeffrey have recently proposed solutions to Newcomb's problem within the framework of Jeffrey's Logic of Decision. 1 Both solutions advocate taking two boxes-a course of action I am convinced is the correct one. I am not however convinced that their arguments lead to the Two-Box solution. The purpose of this note is to explain where, as it seems to me, their arguments fail.

To fix the notation, let's suppose the decision problem is as follows:

B /~

๐Ÿ“œ SIMILAR VOLUMES

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โœ Roy A. Sorensen ๐Ÿ“‚ Article ๐Ÿ“… 1983 ๐Ÿ› Springer US ๐ŸŒ English โš– 237 KB

Choice'. 1 The problem involves a chooser and a predictor. The chooser is shown two boxes. One box is transparent and contains one thousand dollars. The other is opaque and contain:~ one million dollars just in case the predictor has long ago predicted that the chooser will take only the opaque box.

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The value of information in Newcomb's Problem and the Prisoners' Dilemma
โœ Paul Snow ๐Ÿ“‚ Article ๐Ÿ“… 1985 ๐Ÿ› Springer US ๐ŸŒ English โš– 199 KB

The acts in Newcomb's Problem and the Prisoner's Dilemma are viewed as experiments. The cost of the information yielded by each act-experiment is compared to the value of information in the two problems, which is zero. The non-dominant act-experiments cost more than their information is worth, and a