Today, Europe is facing a political crisis because it has not solved a double dilemma. The first one is institutional and concerns the frontiers of the Union and thus the number of potential regions. The second one is economic, and makes it necessary to choose between, on the one hand, the need to strengthen the European growth poles (especially the metropolitan regions) in order to compete successfully with the Triad and the Asiatic countries and, on the other, the obligation to ensure harmonious development and to distribute the structural funds more evenly or even to concentrate them in...