While unearthing patterns and regularities in data, a recent article by Górny and Torunczyk-Ruiz (2013) falls short of explaining the observed patterns. This comment augments the article in this regard. The considerations that are brought to bear here on the article relate to preferences and...

We consider the case in which the opening up of an economy to migration results in departure of skilled workers. We point out that while the possibility of migration changes the set of employment opportunities, it also affects the structure of incentives: Higher returns to skills in the foreign...