The Prisoner's Dilemma and Kenneth Arrow's General Possibility Theorem, are two of the most simple, yet far-reaching concepts in social science. The first captures in an easily understood paradox how individually rational acts that benefit individual people can combine to produce a result that is of less benefit to everyone. The Arrow Theorem shows that there is no formula for ranking the preferences of many people into a rational aggregate. This book is a collection of the best work done on these two ideas. It is an ideal introduction for students or sourcebook for professionals.

`...it presents the traditional works addressing the problems of rationality in social and political theory...the anthology represents a much nee