Division of labor, outsourcing in manufacturing and just-in-time production require the provision of a good and sufficient road infrastructure system. The society is used to mobility, preference for it even increases, and the full benefit of competition can only be realized if special distances...

In Europe traffic congestions make it impossible to estimate travel time. The increasing number of cars calls for a transportation policy towards an improved efficiency of the transportation system. However, extending road infrastructure to reduce the congestion externality implies another type...