其二，美联储已经在交易低风险，低回报的国债和购买高收益的私人债券-例如银行贴现贷款，商业票据，和抵押担保证券。

Second, it has been trading in low-risk, low-return Treasury debt and buying higher-yielding private debt—discount loans to banks, commercial paper, and mortgage-backed securities, for example.

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联储亦紧急下调再贴现利率0.25个百分点(由联储向商业银行收取)，调整后为3.25%，并将该利率的适用范围扩大到证券公司。

The Fed also made an emergency cut of one-quarter of a percentage point to its discount rate (which it charges commercial Banks), to 3.25%, and extended the rate to securities firms.

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以贴现方式出售的证券的收益率。

The yield from selling securities on a discount.

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