Usenet Newsgroups : rec.puzzles Hall of FameThe rec.puzzles Hall of Fame is a compilation of over 500 of the most popular puzzles that have been posted and discussed in the rec.puzzles newsgroup. In most cases a detailed solution has been provided. Many of these puzzles also appear in Braingle's own collection. |
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Newcomb's Problem A being put one thousand dollars in box A and either zero or one million dollars in box B and presents you with two choices: (1) Open box B only. (2) Open both box A and B. The being put money in box B only if it predicted you will choose option (1). The being put nothing in box B if it predicted you will do anything other than choose option (1) (including choosing option (2), flipping a coin, etc.). Assuming that you have never known the being to be wrong in predicting your actions, which option should you choose to maximize the amount of money you get?
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