TY - CHAP A1 - Ette, A. A1 - Witte, N. T1 - Brain drain or brain circulation? Economic and non-economic factors driving the international migration of German citizens Y1 - 2021 DO - 10.1007/978-3-030-67498-4_4 A3 - Erlinghagen, M. A3 - Ette, A. A3 - Schneider, N. F. A3 - Witte, N. T2 - The global lives of German migrants. Consequences of international migration across the life course CY - Cham PB - Springer ER -