Wage penalties in overqualified employment are well documented, but little is known regarding the underlying mechanisms. We test two explanations, namely, formal overqualification and a mismatch of occupational skills. By using the National Educational Panel Study (NEPS) survey that is linked to...

Theoretically, wage gaps between migrants and natives can be explained by human capital theory through either depreciation in human capital with migration or differences in endowments. However, even after considering human capital measures, an unexplained difference remains. We assume that...