Using a novel database of 159 million online job postings, we examine changes in employer skill requirements for education and specific skillsets between 2007 and 2017. We find that upskilling - in terms of increasing demands for bachelor's degrees as well as software skills - was a persistent...

This report asks what is happening to middle-skill workers. Driven by mega trends such as automation, ageing and offshoring, the share of jobs whose wages placed them firmly in the middle of the wage distribution has been declining. Termed job polarisation, economists have observed the decline...