The interest rates charged for credit fluctuates based on their analysis of individuals' ability to pay back the debts they incur.

他们根据对客户个人偿还债务能力的分析，调整其信贷收取的利息率。

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On the one hand, huge deficits and debts—the sum of past deficits—mean some countries can no longer borrow at reasonable interest rates.

一方面，庞大的赤字与债务——过往赤字的总和——意味着一些国家不能继续以合理的利息进行借贷。

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At those rates, the racier sort of hedge fund might still be prepared to gamble on Greece paying back its debts at face value, but mainstream funds are abandoning the bonds in their droves.

在这些利率下，活跃的对冲基金或许仍然准备赌一把希腊会按票面值还贷，但是主流的基金都在抛弃他们持有的这些债券。

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In addition, QE2, by keeping mortgage rates low, effectively eases the debts of homeowners and helps households survive the low-employment environment.

FORBES: The Fed Did Its Job, Now Washington Needs To Come Through With Fiscal Policy

Likewise central bankers worry that commercial banks have taken advantage of ultra-low interest rates to avoid recognizing bad debts by keeping alive "zombie" companies.

WSJ: Central Bankers' Change

Unlike in America and Europe, where crippled banking systems and high debts blunt the impact of low interest rates, Asia, especially China, is awash with liquidity, which will support domestic spending (see article).

ECONOMIST: Asia's economies: From slump to jump | The