Germany and Canada stand at polar ends of the scientific debate over language integration and ascension to citizenship. German naturalization, as of January 2000, contains an explicit language criterion for naturalization. The first German immigration act that will presumably come into effect on...

This paper is the first to estimate a causal effect of immigrant students' reading performance on their math performance. To overcome endogeneity issues due to unobserved ability, we apply an IV approach exploiting variation in age-at-arrival and the linguistic distance between origin and...

This paper is the first to estimate a causal effect of immigrant students' reading performance on their math performance. To overcome endogeneity issues due to unobserved ability, we apply an IV approach exploiting variation in age-at-arrival and the linguistic distance between origin and...