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Research, innovation, and productivity : an econometric analysis at the firm level
Crépon, Bruno, (1998)
Exploring the relationship between R&D and productivity at the firm level in French manufacturing
Hall, Bronwyn H., (1992)
Exploring the productivity of research and development in French manufacturing firms
Hall, Bronwyn H., (1993)
Firm level investment and R&D in France and the United States : a comparison
Mulkay, Benoît, (2000)
Firm-level investment in France and the United States : an exploration of what we have learned in twenty years
Mairesse, Jacques, (1999)
The economics and econometrics of innovation
Encaoua, David, (2000)