Interest is charged at a flat rate of 11%.

利息按标准比率11%收取。

《牛津词典》

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To ease credit, the Bank of England last week reduced its main interest rate to 1.5% - its lowest ever.

VOA: special.2009.01.16

So we would say the real interest rate equals the nominal rate-- approximately equals--the nominal rate minus the inflation rate.

我们可以推出实际利率约等于,名义利率减去通货膨胀率

耶鲁公开课 - 金融市场课程节选

You would probably not even think to say, pay me 3% interest plus the rate of inflation over the next year.

你甚至可能根本不会想到说，支付3%的利息外加来年的通货膨胀率。

耶鲁公开课 - 金融市场课程节选

Take, for example, one indicator of the market's appetite for risk, the spread between swaps of fixed- and floating-rate interest payments (see chart).

ECONOMIST: Nothing to fear but fear itself

Loans from any of these sources can come in a number of flavors, including fixed interest rate or adjustable interest rate, and with various terms, from 5 years for some adjustable-rate loans up to 40 years for some.

FORBES: Mortgage Financing: Get The Right Loan Products

Primarily based on Eurodollars, U.S. Treasuries, swaps and other dollar-related instruments that customers can utilize to manage short, medium and long term interest rate risk, interest rate contracts are the largest class of financial products traded on CME Group.

FORBES: Rising Volume Tied To Interest Rates Is Good For CME Group