This paper aims to explain whether firm-specific features, their engagement in collaboration networks and their location influence patent activity of biotech firms in Germany in the period 1997-2004. First, we demonstrate that non-collaborative R&D subsidies do not increase patent intensity of...

There is increasing recognition that the existence of clusters can only be understood when studying their dynamics over time (Audretsch and Feldman 1996; Pouder and St. John 1996; Swann et al. 1998; Maggioni 2002; Brenner 2004; Iammarino and McCann 2006; Menzel and Fornahl 2010; Ter Wal and Boschma 2011). In fact, clusters...

Little effort has been made to identify industries'€™ knowledge networks, and to what extent knowledge relations occur between actors in different industries. This paper presents a network study on the Dutch aviation and space industry. Both industries are often treated as similar and...