University of Mannheim

The researchers, from the University of Mannheim, said their findings debunked the idea that older workers should be made redundant to boost productivity.

从曼海姆大学的研究人员表示，他们的发现证明了年长员工的工作效率其实更高。

A research paper--by University of Pennsylvania economist Jeremy Greenwood; Nezih Guner, a research professor at Markets, Organizations and Votes in Economics ( MOVE), a research institute based in Barcelona; University of Konstanz economist Georgi Kocharkov;

宾夕法尼亚州立大学（University of Pennsylvania）经济学家Jeremy Greenwood、巴塞罗那研究机构Markets，Organizations and Votes in Economics（MOVE）研究教授Nezih Guner、德国康斯坦茨大学（University of Konstanz）经济学家Georgi Kocharkov以及曼海姆大学（University of Mannheim）

and University of Mannheim economist Cezar Santos--tracks trends from 1960 to 2005.

经济学家Cezar Santos联合进行了一项研究，追踪1960年至2005年间人们的择偶趋势。