If financial groups use the borrowed money to buy more of the sorts of securities they lodged as collateral, then the prices of those securities will go up.

如果金融集团使用借来的钱去买入更多不同证券，并用来作为抵押，那么这些证券的价值就会增加。

youdao

Such competition would bring about better ways of analyzing securities and would allow more open information about their makeup, especially the real worth of the securities' collateral.

FORBES: Fact and Comment

Once a municipal bond is refinanced, (prerefunded) the issuer uses the proceeds of the new issue and purchases US Treasury securities (collateral) that are used to pay the interest and principal on the original, more expensive debt until maturity or the call date, whichever the escrow agreement states.

FORBES: Pre-Refunded Munis Are A Bargain

Investment banks have already rushed to reduce their reliance on overnight funding in repo markets, after lenders lost faith in the securities used as collateral.

ECONOMIST: The price of the Fed��s lifeline is yet to be determined