Contents: 1. The Starting Point Uwe Blien and Gunther Maier 2. Innovation Dynamics and the Structure and Evolution of Industrial Clusters Simona Iammarino and Philip McCann 3. First Steps Towards a Critical Appraisal of Clusters André Torre 4. A Network Based Approach Towards Industry Clustering Juan C. Duque and Sergio J. Rey 5. Industry-specific Spatial Agglomerations in Germany Thomas Brenner 6. Sectoral Concentration, Business Networks and Innovative Competences in East Germany – An Empirical Approach to Identify Economic Clusters Martin T.W. Rosenfeld, Peter Franz and Gerhard Heimpold 7. Clusters and the Spatial Structure of Wages in Rio Grande do Sul (Brazil): A Multilevel Approach Leonardo Monteiro Monasterio 8. Measuring Specialisation and Concentration in Regional Clusters – An Empirical Analysis for Eastern Bavaria Joachim Möller and Nicole Litzel 9. Inter-Firm Relations and Economic Clustering in the Dutch Randstad Region Frank G. van Oort, Martijn J. Burger and Otto Raspe 10. The Contribution of New and Young Firms to the Economic Development of Clusters in Germany: Comparative Analysis of a Growing, a Mature and a Declining Cluster Anne Otto and Stefan Köhler 11. On Building Clusters versus Leveraging Synergies in the Design of Innovation Policy for Developing Economies Edward Feser 12. Geographic Concentration of Sectors in the German Economy: Some Unpleasant Macroeconomic Evidence for Regional Cluster Policy Björn Alecke, Christoph Alsleben, Frank Scharr and Gerhard Untiedt 13. Clusters and Networks. . . Their Spell Has By No Means Been Broken! Martin Wrobel 14. Cluster Approaches to Local Economic Development: Conceptual Remarks and Case Studies from Lower Saxony, Germany Matthias Kiese Index