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This paper analyzes the consequences of radical patent-regime change by exploiting a natural experiment: the forced … adoption of the Prussian patent system in territories annexed after the Austro-Prussian War of 1866. Compared to other German … states, Prussia granted patents more restrictively by setting higher novelty requirements. Though, patent fees were much …
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The role of R&D investment on firm's performance is not clear from a theoretical perspective. While the effort in R&D activities conducted internally helps firms to develop the ability to identify, assimilate and apply external knowledge successfully (Cohen and Levinthal, 1990), such activities...
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new competence creation as proxied by patent applications and new competence exploitation captured by the frequency of …
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use both academic publications and patent data to trace the geographical distribution of related knowledge and innovation …
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