There are systematic long-run differences in the performance of firms explained by the R&D-strategy that each firm employs. Controlling for unobservable heterogeneity, past performance and other firm characteristics, this paper shows that labour productivity is, on average, 13 percent higher...

This paper analyzes how different R&D strategies of incumbent firms affect the quantity and quality of their entrepreneurial spawning. By examining entrepreneurial ventures of ex-employees of firms with different R&D strategies three things emerge: First, firms with persistent R&D investments...

Innovation processes in emerging fields of technology frequently utilize scientific knowledge and technical skills from several research areas. Likewise, technological development frequently involves a diverse set of organizations including for example private firms, universities, corporate...

Economic theory tells us that abnormal firm and industry profits will not persist for any significant length of time. Any firm or industry making profits in excess of the normal rate of return will attract entrants and this competitive process will erode profits. However, a substantial amount of...

We study the structure of the spatial inventor networks in Sweden by examining the residence of inventors and coinventors in Swedish patent applications to the European Patent Office. Several factors are found to influence the spatial affinity. We find that spatial affinity is strongly...

R&D managers at 50 firms randomly selected from all firms who have formal relations with two research universities in Stockholm are being interviewed about their rationales for collaboration. Drawing on this material, a distinctive typology of rationales and the therewith associated effects from...

Economic theory tells us that abnormal industry and firm profits will not persist for any length of time. Any industry or firm making profits in excess of the normal rate of return will attract entrants and this competitive process will erode profits. A substantial amount of research however,...

The systems of innovation approach has helped advocating a view on innovation as dependent on the interaction over time between different actors and brought the role of institutions to the center of interest. However, the approach has remained a general framework rather than evolved into an...