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Corporate R&D and Firm Effi ciency:Evidence from Europe’s Top R&D Investors
Kumbhakar, Subal, (2009)
The productivity impact of R&D investment: evidence from European microdata
Ortega-Argilés, Raquel, (2008)
Is corporate R&D investment in high-tech sectors more effective?: some guidelines for European research policy
Ortega-Argilés, Raquel, (2009)