, patented inventions, and total factor productivity) to identify a plausible model of endogenous technological change. In the US … (as well as in other developed countries) research employment and total factor productivity have both grown, while the …

determinants of cross-country differences in the persistence of productivity differentials Specifically, we focus on the effects of … convergence rates. Consistent with theories, the persistence of productivity differentials is found to be positively correlated …, productivity convergence appears to be enhanced by human capital but deterred by government spending …