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e return of all Israeli migrants but also extend preferential incentives to some, carefully selected groups of highly skilled migrants only (Cohen 2009, 2013).4 Germany’s German Academic International Network (GAIN) is its first federal attempt to reverse the outflow of a critical scientific mass, primarily in Science, Technology, Engineering and Mathematics (STEM) subjects, which is supplemented by smaller state initiatives in North Rhine-Westphalia a本论文由英语论文网提供整理，提供论文代写，英语论文代写，代写论文，代写英语论文，代写留学生论文，代写英文论文，留学生论文代写相关核心关键词搜索。