Upon arrival in a host country, immigrants often have lower obesity rates (as measured for instance by BMI-body mass index) than their native counterparts do, but these rates converge over time. In light of the worldwide obesity epidemic and the flow of immigrants into host countries with higher...

Immigrants are typically not evenly distributed within host countries; instead they tend to cluster in particular neighborhoods. But does clustering in ethnic enclaves help explain the persistent differences in employment rates and earnings between immigrants and the native population? Empirical...

Immigrants tend to live in clusters within host countries. Does clustering in ethnic enclaves explain the persistent differences in skill, employment rates, and earnings between immigrants and the native population? Empirical studies consistently find that residing in an enclave can increase...

For the first time since the Second World War, the total number of refugees amounts to more than 50 million people. Only a minority of these refugees seek asylum, and even fewer resettle in developed countries. At the same time, politicians, the media, and the public are worried about a lack of...

Refugee migration has increased considerably since the Second World War, and amounts to more than 50 million refugees. Only a minority of these refugees seek asylum, and even fewer resettle in developed countries. At the same time, politicians, the media, and the public are worried about a lack...

Immigrants contribute to the economic development of the host country, but they earn less at entry and it takes many years for them to achieve parity of income. For some immigrant groups, the wage gap never closes. There is a wide variation across countries in the entry wage gap and the speed of...