Comparing the emigration rates of countries at different stages of economic development, an inverse u-shape emerges. Although merely based on cross-sectional evidence, the “migration hump” is often treated as a causal relationship. Since the peak is located at rather high per capita incomes...

In June 2016, the European Commission issued a new EU Blue Card proposal. This proposal is meant to make the EU more attractive for highly qualified workers from third countries. While strengthening the knowledge economy of the EU, the potential impacts of the new Blue Card proposal on...

This paper critiques the last decade of research on the effects of high-skill emigration from developing countries, and proposes six new directions for fruitful research. The study singles out a core assumption underlying much of the recent literature, calling it the Lump of Learning model of...