For every one hundred graduates of for-profit colleges, eighteen fail to repay their federal student loans.

VOA: special.2010.07.29

Third, some people have said don't the successful like Gates owe a debt to society for their success that they repay by paying taxes.

第三，有人说过，像盖茨这样的成功人士,难道不欠社会,不该通过缴税回报社会吗。

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Edward Yingling says it restricts the ability to price credit for risk -- in other words, to charge more for those more likely not to repay their debts.

VOA: special.2009.05.22

She also suggests that children be required to provide receipts for all of their purchases and repay parents for items that are to come out of their own budgets at the end of each month.

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"What he gave us we can never repay you for, " Jackson said.

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Wheeler said there's no way to repay her for what she did.

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