intensity of cooperation and innovation. Within different knowledge regimes, we examine the structure of networks that emerge …This paper extends the existing literature on strategic R&D alliances by presenting a model of innovation networks with … different locations in the knowledge space. Social capital is ignored, and firms ally purely on the basis of knowledge …

; innovation ; knowledge spillovers … cognitive distance, appropriability conditions and external knowledge. Absorptive capacity of firms develops as an outcome of … the interaction between absorptive R&D and cognitive distance from voluntary and involuntary knowledge spillovers. Thus …

Analysing the relationship between firms' openness to external knowledge and their innovation performance is nothing …. However, innovative firms that exploit external knowledge do not necessarily enjoy greater innovation benefits than those that … focus of this paper. Using unique micro-level innovation data, it is shown, as the existing literature suggests, that firms …