This study is the first empirical analysis to identify the causal effect of a separate preparatory language learning class on the academic success of newly immigrated primary school-aged children in comparison to their direct integration into regular classrooms. Employing unique administrative...

While the allocative efficiency of mobility is typically considered to be positive but small in the long run, the induced changes in equality may be considerable in size. In practice, however, migrants typically improve their income position in comparison to those at home, stimulate the economic...