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 municipalities as well as the departements and the regional council is an interesting example in this regard