The message of this paper is that value of a coalition is power. This coincides with the view that coalitions do not have preferences, but merely represent the preferences of their members. Implications are discussed with the respect to (a) the hypothesis that power indices cannot explain...

In recent years, publications on power indices and coalition formation have multiplied. Obviously, the application of these concepts to political institutions, more specifically, to the analysis of the European Union and, as it seems, the election of the President of the United States is getting...