утечка мозгов(Russia suffered a considerable brain drain to the West after 1917 Revolution. == После революции 1917 года из России происходила сильная "утечка мозгов".)
остановить "утечку мозгов"(To quickly plug the brain drain, the team prioritized dramatic improvements that all could buy into. (Peter Guarraia et al. London Business School Business Strategy Review, 2009)Abakaner)