Proficiency in the host country’s language is an important factor for the successful labor market integration of immigrants. In this study, I analyze the effects of a language training program for professional purposes on the employment opportunities of participants in Germany. I apply an...

The paper uses estimates, provided by the Central Statistical Office, of standard units of labour to examine how immigrants working (illegally) in the shadow economy affect the employment of (legal) labour in the official economy. The results of our cross sector-time series analysis of the...