People from cultures with strict social norms tend to be less skilled at being funny. These findings suggest that the ability to generate humor is not just an inborn personality trait, but a skill heavily shaped by the social rules of the environment in which a person lives.

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圖像加註文字,來自德國老牌大黨基民黨的默茨這次帶領史上最大規模的經濟代表團訪問中國。據路透社報導,來自德國老牌大黨基督教民主聯盟(CDU)的默茨,這次帶領史上最大規模的經濟代表團(包括大眾汽車、賓士、寶馬、空中巴士、西門子等高層)訪問中國。

经过多年发展和积累,我国在提升全要素生产率方面已拥有诸多有利条件和基础:

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