first of the two authors 北京语言学院出版社
Demetrios Papademetriou, one of the two authors of the MPI study, notes that as economies such as Mexico's are also battered, the push to export migrants could rise again fast.
MPI研究的两名作者之一,迪麦仇斯•帕帕迪麦秋指出,当象墨西哥这样的经济体也被击垮时,输出移民的刺激可能再次快速增加。
Spurred on by funding policies, half of the European research articles had international co-authors in 2007, this is more than twice the level of two decades ago.
在资助政策的推动下,2007年有一半的欧洲研究论文有国际合作作者,这是20年前水平的两倍多。
Two of the authors of the review also made a study published in 2014.
该综述的两位作者也在2014年发表了一项研究。
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