The euro's crisis boils down to this: national treasuries do not have enough spare cash both to guarantee outstanding debt and maintain their own credit ratings.

欧洲所面临的危机可以归结为以下几点：国家财政缺乏足够的富余资金去担保未偿债务，维持他们的信用等级。

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When the cost rises, sellers of such insurance, including banks and big insurers such as AIG, must put up extra cash as collateral to guarantee they'll be able to make good on their obligations.

当保险成本上升时，这类保险的销售商（银行和AIG一类的大保险商）就必须拿出更多的现金作为抵押，以保证它们有能力作出赔偿。

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Profits don’t guarantee cash in the bank.

利润不能保障银行的现金。

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Rules about when governments must make deposits, and when they may withdraw cash, are no guarantee of good behaviour.

ECONOMIST: Commodities

These are essentially presale of the physical commodity for an upfront cash payment and a guarantee to deliver the oil or gas at future dates.

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That usually means CFOs are accounting for losses and have to hold cash in order to guarantee regulators that they have enough to pay their retiree commitments three years from now.

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