Citizenship laws are changing in many countries. Although cross-national differences in the laws regulating access to citizenship are today not as large as they were several decades ago, they are still very apparent. Globally, there is convergence over some citizenship policy dimensions, but...

Ever since the major inflow of refugees (the "refugee crisis") in 2015 and 2016, there has been heated debate about the appropriate distribution of refugees in the EU. Current policies revolve around mandatory quotas, which disregard the preferences of EU members and refugees alike. This problem...

Gravity models have long been popular for analyzing economic phenomena related to the movement of goods and services, capital, or even people; however, data limitations regarding migration flows have hindered their use in this context. With access to improved bilateral (country to country) data,...

The unequal distribution of refugees across countries could unravel the international refugee protection system or, in the case of the EU, hinder a common policy response to refugee crises. A way to distribute refugees efficiently, while respecting their rights, is to combine two market...

Politicians, the media, and the public express concern that immigrants depress wages by competing with native workers, but 30 years of empirical research provide little supporting evidence to this claim. Most studies for industrialized countries have found no effect on wages, on average, and...

Politicians, the media, and the public express concern that immigrants depress wages by competing with native workers, but 30 years of empirical research provide little supporting evidence to this claim. Most studies for industrialized countries have found no effect on wages, on average, and...

Restricting immigration to young and skilled immigrants using a point system, as in Canada, Australia, and New Zealand, succeeds in selecting economically desirable immigrants and provides orderly management of population growth. But the point system cannot fix short-term skilled labor shortages...

Language proficiency is a key driver of immigrant integration. It increases job opportunities and facilitates social and political participation. However, despite its vital importance, many immigrants never reach adequate proficiency in the host country language. Therefore, insights into the...

The occupational choice of return migrants is important to their home country. Return migrants are likely to have acquired human capital while abroad, either through formal training or by working in a more efficient labor market. The employment of these newly acquired skills in the home country...