unique survey data of migrants participating in an intensive language course in Germany, we find that the age and skill …We investigate the effect of peer group composition on language improvement in language classes for adults. Using … of regions of origin on average obtain improvements in language skills with a higher probability. …

"This paper analyzes the effect on earnings of the matching of English language skills to occupational requirements. It … that earnings are related to correct matching of an individual's language skills and that of his occupation. Moreover, the … role to play in matching immigrants to jobs that use their language skills most effectively"--Forschungsinstitut zur …