High demand. A high-income skill is one in which a lot of people are needed. It may be because it is vital for critical businesses or because changes in technology or business have created an environment in which the need for this skill is overwhelming. Hard to learn. Some skills, like ...
The positive association of migrant stocks with language learning, which we find for countries with restricted access, can also be related to uncertainty considerations as a large stock indicates that in the past, immigrants of a given country were successful in entering Germany. In order to also...