I Developments in Urban Systems.- Recent Trends in Urbanization.- The Development of the Urban System.- Policy Approaches for Urban Development in the Netherlands.- International Comparability of Urbanization Phenomena: Difficulties and Possibilities.- II Agglomeration and Location Analysis.- Perspectives for Urban Analyses and Policies.- Accessibility and the Economics of Public Goods.- The Interurban and Intraurban Dimensions of Economic Problems.- Urban Optimality: A Theoretical Study on the Effects of Urban Agglomeration Economies.- Problems of Geographical Uniqueness in Modeling: Transferability Issues, Metropolitan America and Scarcity Problems.- III Urban Growth Models.- Urban Development Modelling and Policy Analysis: Review and Prospects.- Micro-to-Macro Models of Urban Spatial Dynamics: A Modular Approach.- Urban Policy Analysis.- The Shift of Population Density Gradient in Metropolitan Areas.- An Economic Growth Model of the Productive City.- IV Multiobjective Urban Policy Models.- The Impact of Multiobjective Methods on Urban Planning Procedures.- Urban Planning in a Multiobjective, Multilevel Planning Perspective.- V Policy Analysis.- National Urban Policy in an Age of Economic Austerity.- Some Dilemmas of Urban Planning.