研究警告，休假并非越多越好，超过最优区间会导致边际效应转负。
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Save the Children’s retail sales rose 3% last year, helped by a surge in December when the charity rang up 11% more than the same month a year before, raising more than £1m for its causes.
Workers who love ‘synergizing paradigms’ might be bad at their jobs，详情可参考PDF资料
Москалькова рассказала о реакции родственников на освобождение пленных бойцов СВО20:47。关于这个话题，PDF资料提供了深入分析
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