Cluster policies are but one of the most well-known policy tools tosteer innovation in the realm of science and technology policy. While there is much research on the effects of cluster based funding for innovation and scholarly strategies, little is said about its emergence, its legitimation and its situatedness in societal discourses and professional practices. This article applies an ‘instrument constituencies’ perspective on cluster policies in science and innovation. Drawing on the case of Germany, it is argued that these policy instruments are not only legitimated by an academic literature but that their introduction also depended on very specific national constellations shaping the uptake of the instrument. It is also shown that the construction of the instrument cannot be separated from its implementation, thus contributing to the emergence of new communities of practice.

集群政策只是在科技政策领域引导创新的最著名的政策工具之一。尽管对基于集群的资助对创新和学术战略的影响有很多研究，但对其出现、其合法性及其在社会话语和专业实践中的地位却鲜有提及。本文将“工具选区”的观点应用于科学和创新的集群政策。借鉴德国的案例，有人认为这些政策工具不仅通过学术文献合法化，而且它们的引入还取决于塑造该工具采用的非常具体的国家星座。还表明，文书的构建不能与其实施分开，