Samenvatting
Traffic and transport problems take an important place in the considerations about urban areas. For a good policy on traffic and transport a knowledge how the different interdependencies of the traffic and transport provisions function, is needed. In this report three subjects are presented to understand these interdependencies: 1) the accessibility and its meaning for the development of spatial structures, 2) the forming of clusters in urban areas, and 3) the transport of freight in urban areas.