另一方面如基准利率、法定准备金率等发生变动可能给市场带来一定的政策信号，改变市场参与者未来预期并影响其决策行为。

On the other hand, the change of benchmark rate or required reserve ratio may bring a policy signal to capital market and alter both of the anticipation and decision of market participants.

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One form of monetary policy that the Fed does is they can change these reserve requirements.

美联储制定的一种货币政策形式是,他们可以改变法定准备金率。

耶鲁公开课 - 金融市场课程节选