This will involve setting clear objectives concerning training, innovation and infrastructure investment, and coordination among the different stakeholders around a concrete plan endowed with adequate financial means. This vision must go beyond an urban development plan to include economic and social aspects. It is important, then, to come to an understanding. To this end, discussion forums are needed, but it must be recognised that there are not in large supply. Paris Metropole, a study group (syndicat d ’etudes) that embraces 188 municipalities as well as the departements and the Regional Council, is an interesting example in this regard.