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This paper presents a study of backward and forward patent citations in patents granted to firms and institutions in … patent citation in recent Dutch patents belonging to different industrial classes. We run our model in the set of backward … citations made in Dutch applicants' patents during 1996-2006 and in the set of forward citations to patents issued to firms and …
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.5 million patents and 4.5 million citations to analyze knowledge flows across 147 subnational regions. We estimate that only 15 …
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This paper explores the question of how immigrant employees affect a firm's capacity to absorb foreign knowledge. Using matched employer-employee data from Denmark for the years 1996 to 2009, we are able to show that non-Danish employees from technologically advanced countries contribute...
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This paper explores the role of immigrant employees for a firm's capability to absorb international knowledge. Using matched employer-employee data from Denmark for the years 1999 to 2009, we are able to show that non-Danish employees contribute significantly to a firm's economic output through...
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