Clusters innovation and entrepreneurship This publication explores the success of major innovation and entrepreneurship clusters in OECD countries the challenges they now face in sustaining their positions and the lessons for other places seeking to build successful clusters.&nbsp; What are the key factors for cluster success&nbsp; What problems are emerging on the horizon Which is the appropriate role of the public sector in supporting the expansion of &nbsp;clusters and overcoming the obstacles. The book addresses these and other issues analysing seven internationally reputed clusters in depth: Grenoble in France Vienna in Au