Motivated by recent examples of collective effort on the war on terror, we examine the incentives that retaliation may produce for the endogenous formation of an international counterterror coalition. We show that there are quite reasonable circumstances under which any nation that is a target...

We construct a market based mechanism that induces players in a non-cooperative game to make the same choices as characterize cooperation. We then argue that this mechanism is applicable to a wide range of economic questions and illustrate this claim using the problems of "The Tragedy of the...