所以，现在你知道两个基本的证券：拥有权和借款，也就是常说的股票和债券。

So, you now know about the two basic securities: equity and debt, better known as stocks and bonds.

youdao

经济衰退期间，加拿大银行削减了其基准利率(至0.25%)，注入了额外的流动资产，买下了全部的抵押借款有价证券。

During the recession the Bank of Canada cut its benchmark interest rate (to 0.25%), injected extra liquidity and bought up mortgage-backed securities.

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以按揭证券形式为投资者收回还款(借款的人还的款)？

Which collect payments for investors in mortgage-backed securities?

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Troubled banks then who have this the problem banks have now is they have these securitized mortgages that they've bought and the homeowners are defaulting on the mortgages now.

于是出于困境中的银行,现在银行的问题在于,他们持有自己买的,证券化按揭贷款,而房屋持有者却,对抵押借款拖欠。

耶鲁公开课 - 金融市场课程节选