United States, no evidence is found to support the idea that the growth of skills or educational attainment had any … overall productivity growth and equipment investment, while computerization and international trade both had a retardant …

.S. economy. The rationale is that IT may speed up the process of knowledge transfer and make these knowledge spillovers more … suggest a strengthening of R&D spillovers between the 1958-1987 and 1987-2007 periods. A decomposition of TFP growth also … indicates a higher contribution from R&D spillovers in the later period. These results suggest a strengthening of the R …