occupations and in job demand. It assesses the distances existing between occupations in terms of cognitive skills and of skills … as they emerge from the tasks performed on the job, and the training needs that moving between occupations entails. Skill … “shortages” and “excesses” calculated on data for 31 countries and aggregated over 127 occupations are used to estimate the …

are reassessed. Unobserved worker attributes and ongoing self-selection into occupations can be accounted for in a much …