In most industrialised countries, one may observe the tendency for higher educated people to be employed in jobs that used to be occupied by lower skilled people. Although this tendency appears to be a rather general phenomenon, economic literature provides no clear clue about the causes of this...

During the last decade a great many authors have shown that computers have a large impact on skill demand, production processes, and the organization and intensity of work. Analyses have indicated that the rates of change of these variables have been the largest in the more computer-intensive...