Michaels, Guy; Natraj, Ashwini; Reenen, John Van - In: The Review of Economics and Statistics 96 (2014) 1, pp. 60-77
growth shifted demand from middle-educated workers to highly educated workers, consistent with ICT-based polarization. Trade … openness is also associated with polarization, but this is not robust to controlling for R&D. Technologies account for up to a …