Indeed, it is not a big surprise that the characteristics of national cluster policies and their local implementation are consistent, but still it is our (small but significant) contribution to concretely show the consistency in international comparison with original interviews of cluster managers. It is beyond the scope of our manuscript to answer the question as to which model is better for the cluster performance, so we leave it as a future research agenda.
• Methodology: The choice of clusters is generally well explained on pp.