Having thus brought down the cost of capital, the "incremental costs" of renewable-energy projects over the standard sort would be relatively low.

由此资本成本减少，可再生能源项目比对应标准项目多出的“增量成本”就相对较低了。

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If a firm can deploy the incremental dollar of cash flow at a rate of return greater than its cost of capital, it should pursue acquisitions or internal capital projects, as these methods will be the fastest way to build shareholder value.

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