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This study identifies and measures the returns to regional, national and international knowledge sourcing for innovation in firms with different productivity levels. We develop and estimate a model on two distinct samples using data from the 17,859 most innovative firms during 2002-2014. We...
Persistent link: https://www.econbiz.de/10014085402
This study identifies and measures the returns to regional, national and international knowledge sourcing for innovation in firms with different productivity levels. We develop and estimate a model on two distinct samples using data from the 17,859 most innovative firms during 2002-2014. We...
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