Brück, Tilman; Peters, Heiko - 2009
taking unobserved heterogeneity into account. Our analysis demonstrates that the negative income gap has decreased from 33 … highest negative income gap. This probably reflects out-migration from East Germany by the young and highly skilled. On the … basis of quantile regressions we find a positive income gap at the beginning of the 1990s for the lower income deciles (that …