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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Interest rate, as the price of capital, directs the flowing of rural capital.

而利率作为资金的价格，是农业资金流向的“指挥棒”。

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Of course, the short-term interest rate isn't the cost of capital;

当然，短期利率不是资金成本；

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Of course, the short-term interest rate isn't the cost of capital;

当然，短期利率不是资金成本；

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