Letter
Down with decision theory
11 March 1993
John Allen Paulos (LRB, 11 March), explains how psychologists can devise situations which lead unsuspecting subjects to make supposedly irrational choices. This must be entertaining for lovers of practical jokes, but it is not clear what it reveals about human rationality. We are told that, when asked whether ‘r’ occurs more often as the first or the third letter of a word, people answer...
