不同教育技术水平群体的收入不平等在九十年代开始的七年里比之前的二十年的增长缓和得多。

However, inequality among different education and skill groups increased much more modestly during the first seven years of this decade than in the prior two decades.

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它的关键目标是把能够创造更高水平就业和为最弱势群体提供基本社会保护的措施置于复苏工作的中心位置。

Its key objective is to place at the center of recovery efforts measures that would generate higher levels of employment and provide basic social protection for the most vulnerable.

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这项研究基于大群体样本，并且考察分析了其他可能影响的因素，如忧郁，季节和身体活动水平。

The study is based on a large population sample and took into account other possible factors, such as depression, season and levels of physical activity.

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