We offer a barrier model of growth with a broader understanding of the sources of productivity growth. Organizational change is suggested as an alternative to innovation and technology adoption. Domestic and international barriers (related to the level of human capital and the trade share)...

There has been a concomitant rise in R&D and the rate of economic growth in emerging countries. Analyzing a panel of 31 emerging countries, we find convincing evidence of scale effects which make government policies potent for long-run growth. This contrasts sharply with the well known findings...