subsample 1975{1997. It extends the analytical framework of Card and Lemieux (2001) which simultaneously includes skill and age … as important dimensions of heterogeneity. After having identified cohort effects in skill wage premia and in the … evolution of relative employment measures, we estimate elasticities of substitution between employees in three different skill …

skill-biased technical change effects are most evident prior to 1983. This predates the diffusion of personal computer … price-induced substitution, nonhomothetic output effects and skill-biased technical change responses to a range of proposed …

' skill in R&D activities and intensity of inputs. Inclusive immigration policy requires inter-sectoral diffusion of ideas …

jobs, broadening them to include tasks associated with higher-skill office functions. We aggregate these patterns to the … college experience and college graduates. These losses are in part driven by high-skill office occupations. These results are … occupations to become higher skill and hence less at risk from further automation. In addition, we find that total employment and …