这也表明边际回报率在不断下降。

This also suggests that returns have been falling at the margin.

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最后，本文对出现的资本存量和劳动的边际回报率差异的变化趋势进行了初步的解释。

Finally, the article put the metabolic trend of the difference of limit return rate of quantity and labor to undertake the abecedarian explains to occurrence capital.

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但低水平的当前生产力准确的说明了它为什么会对投资者产生如此之大的吸引力——伴随着边际效益的增加而取得较高的回报。

But low levels of current productivity is precisely why many wish to get in here — to achieve the superior returns that accompany increases in marginal revenue.

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