Page - (000360) - in Knowledge and Networks

358 Similarity in Competencies Innovative Capabilities Patents are an approved proxy for innovative activities, for the number of patents an actor holds is highly correlated with that actor’s R&D activities (Mowery et al., 1996). To elaborate on the relation between accumulated technological capital and the continuation of linkages (hypothesis 3a), we therefore added up the single Overlap t -1 Overlap t+1 Reciprocal Potential t -1 Reciprocal Potential t+1 Knowledge Transfer t -1 Knowledge Transfer t+1 Postcollaboration t+ 1 t= CollaborationPrecollaboration t - 1 t A B C D GE FIA B C D E FI A B C G HIIA HGBII Fig. 16.1 The dynamics in cognitive proximity and collaboration (Design by authors) U. Cantner et al.