In theory, a country's equilibrium interest rate should equal its marginal return on capital.

从理论上讲，一国的平衡利率应该等于该国的资本边际收益率（资本收益的一种换算方式）。

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The model shows that output of single team increases as team size growing, but the marginal return is decreasing.

模型分析表明，单个团队的产出随着团队规模的增大而增大，但是增加团队规模的边际产出是递减的。

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The marginal return of induced institutional change takes on the quality that increases at first and decreases late.

诱致性制度变迁的边际效益呈现先递增后递减的性质。

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When the marginal return on assets begins to approximate the marginal costs of borrowing, says Ken Fisher.

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When the marginal return on investment from acquisitions risks being low, distributions to shareholders should be more substantial, Peris says.

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So in order for the marginal return to be attractive, you have to consider the presence and financial terms around those sunk investment costs.

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