In voting bodies, when voting weights are reallocated, it may be observed that the voting power of some members, as measured by the Shapley-Shubik and Banzhaf power indices, increases while their voting weight decreases. By a simple constructive proof, this paper shows that such a “paradox of...

Noting that the cost of war-prevention is much less than that of war and its aftermath, the article discusses options for a United Nations Institute for Mediation, a U.N. Security Insurance Agency, and an International Security Commission. It suggests that just as in the course of history,...