The mobility of the labor force within the European Union--measured as the proportion of EU foreigners in EU-15 countries to the total EU labor force -- increased by approximately one-quarter to almost 3.1 percent from 2007 to 2012. This is primarily due to increased migration of persons from...

Migration poses many challenges for those involved. This not only includes labor market integration or the acquisition of language skills, they must also establish new social contacts in a foreign living environment. The IAB-SOEP Migration Sample allows us to study this social integration by...