Aghion, P.; Askenazy, P.; Berman, N.; Cette, G.; Eymard, L. - Banque de France - 2008
&D investment over total investment is countercyclical without credit constraints, but it becomes more procyclical as firms face …; (iii) in more credit constrained firms, R&D investment share plummets during recessions but does not increase … proportionally during upturns; (iv) average R&D investment and productivity growth are more negatively correlated with sales …