We investigate the causal relationship between inventor migration and regional innovation in the context of the large-scale migration shock from East to West Germany between World War II and the construction of the Berlin Wall in 1961. Leveraging a newly constructed, century-spanning dataset on...

EU Eastern Enlargement elicited a rise in (temporary) labour market oriented immi-gration to Germany starting in May 2011. Taking into account that not all immigrantsstay permanently and that outmigration flows are selective, this paper classifies recent EUimmigrants into “new arrivals” and...