In chapter five we decompose output per labor into factor accumulation,technology progress and technological efficiency with a nonparametric approach known as Data Envelop Analysis(DEA).
第5章运用非参数方法将劳均产出分解为要素积累、技术效率和技术进步等三个成分。
参考来源 - 开放经济条件下的中国地区收入差距研究·2,447,543篇论文数据，部分数据来源于NoteExpress
在知识就是力量的当今时代，知识的积累对小行星威胁地球风险要素评估的调低起到了至关重要的作用。
It's a situation where knowledge is power, and just knowing where the asteroids are has decreased Earths 'estimated risk factor tremendously.
学习是人生第一要素，一代人给下一代和下几代人积累经验，创造条件，一棒一棒的向下传递；
Learning is the first element of life; experience and knowledge accumulated by one generation are passed to the next generation, creating better living conditions.
知识始终是社会进展的要素，随着知识的积累，人类社会逐渐由文明社会过渡到知识社会，目前正值这一转型期。
Knowledge is always the essential factor in social development. With the accumulation of knowledge, human society is entering a transitional period with knowledge society replacing civilized one.
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