new knowledge by using exploitation mechanisms in order to maintain technological options and variety, inducing innovation … paradigmatic approaches. We will argue that the role of technological policies and their design are contingent on whether knowledge …, we will define two broad kinds of cooperative policy : one (pre-paradigmatic) devoted to create radically new knowledge …

an external learning strategy aiming at absorbing external sources of knowledge. The results show that the co …

knowledge provided by skilled employees and unobserved individual heterogeneity in explaining the persistence of innovation. …This paper investigates whether firms innovate persistently or discontinuously over time using an innovation panel data … set on German manufacturing and service firms for the period 1994–2002. It turns out that innovation behaviour is …