In recent years there has been a plethora of empirical papers by economists concerning the effects of academic rank in school or college on subsequent outcomes of students. We review this recent literature, describing the difficult identification and measurement issues, the assumptions and...

Emigrants from Italy and Ireland contributed disproportionately to the Age of Mass Migration. That their departure improved the living standards of those they left behind is hardly in doubt. Nevertheless, a voluminous literature on the selectivity of migrant flows - both from sending and...

Do workers vary in their ability to work with others? I compare a given worker's productivity in solitary production to their value-added to team production to identify team skills: a worker's contribution to team production above and beyond that given by general skills. The identifying...

When employees leave an organisation, they take their human capital with them. They also take with them any investment that the training organisation may have done to enhance their human capital, both in terms of firm-specific and general skills. Employee turnover is the main cause of the...