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Spatial Inventor Networks As Studied by Patent Coinventorship

Ejermo, Olof; Karlsson, Charlie - Centre of Excellence for Science and Innovation … - 2004

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...

Persistent link: https://www.econbiz.de/10005644899

Productivity Spillovers of R&D in Sweden

Ejermo, Olof - Centre of Excellence for Science and Innovation … - 2004

Although Sweden is one of the most R&D-intensive OECD-countries, the importance of R&D spillovers in the country has not been systematically analyzed. This paper employs a cross-sectional dataset of 264 R&D-performing Swedish firms from 1996-97. With this set, knowledge production functions are...

Persistent link: https://www.econbiz.de/10005644901

Technological Diversity and Jacobs' Externality Hypothesis Revisited

Ejermo, Olof - Centre of Excellence for Science and Innovation … - 2004

understood as a result of innovations. Furthermore, it is argued that a relevant diversity-measure should take into account the … Jacobs’ hypothesis, economic development should be understood as a result of innovations. Furthermore, it is argued that a …

Persistent link: https://www.econbiz.de/10005644937

Process Innovations in a Duopoly with Two Region

Ejermo, Olof; Johansson, Börje - Centre of Excellence for Science and Innovation … - 2004

with innovations, the spatial dimension is usually dropped. We bridge this gap by constructing a model with two regions … different willingness to pay for quality. The analysis focuses on the incentives for process innovations which affect the unit … incentive for process innovations. The first is increased transportation costs and worsened interregional accessibility (the …

Persistent link: https://www.econbiz.de/10005645014

Technology and Trade - an analysis of technology specialization and export flows

Andersson, Martin; Ejermo, Olof - Centre of Excellence for Science and Innovation … - 2006

This paper examines how technology specialization, measured by citations-weighted patents, affects trade flows. The paper analyzes (i) the relationship between technology specialization and export specialization across regions and (ii) how the technology specialization of origin and destination...

Persistent link: https://www.econbiz.de/10005771060

How does Accessibility to Knowledge Sources affect the Innovativeness of Corporations? - Evidence from Sweden

Andersson, Martin; Ejermo, Olof - Centre of Excellence for Science and Innovation … - 2004

The paper studies innovative performance of 130 Swedish corporations for 1993-94, using number of patents per corporation as a function of internal and external knowledge sources to the corporation. A coherent way of handling accessibility measures, within and between corporations located across...

Persistent link: https://www.econbiz.de/10005644944

Sectoral Knowledge Production in Swedish Regions 1993-1999

Andersson, Martin; Ejermo, Olof - Centre of Excellence for Science and Innovation … - 2004

This paper attempts to explain knowledge production in Swedish functional regions as measured by the number of patent applications. Recognizing that technological opportunity differs across sectors, a sectoral analysis is conducted. The Knowledge Production Function (KPF) approach is applied in...

Persistent link: https://www.econbiz.de/10005644971