Investments in the U.S. money market have propped up the American dollar.

对美国货币市场的投资一直在支撑着美元。

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Right now, a 5% return looks healthy compared to the much lower rates available on safer investments like certificates of deposit and money-market funds.

眼下，5%的回报率相比于定期存单及货币市场基金更为安全。

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Others will make bigger adjustments, putting some assets needed for short-term expenses in safe investments like money-market accounts while leaving assets for long-term expenses in riskier investments like stocks.

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Turns out that the Primary Fund, like many other money market funds, made significant investments in asset-backed commercial paper (ABCP), which offered juicy yields, but did so because they were backed by things like mortgages, auto loans, credit card receivables and other risky assets that, despite their risk, came with investment-grade ratings.

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Normally they would place it in short-terms investments such as treasury securities, money market accounts, or stocks.

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