Piva, Mariacristina; Vivarelli, Marco - Dipartimenti e Istituti di Scienze Economiche, … - 2008
This paper investigates the determinants of R&D investment at the firm-level. A balanced panel of 215 Italian manufacturing firms over the 1995-2000 period has been used to test the technologypush, the demand-pull and the endogenous skill-bias hypotheses. Econometrically, the GMM-SYS estimator...