贷款机构为了自身安全，会要求一个超出贷款金额一定百分比的“折幅”，质押现金或证券。
Lenders protected themselves by demanding a "haircut" - collateral in cash or securities that exceeded the loan amount by a specified percentage.
然而，现在是非常时期，他希望各机构在与贝尔斯登交易时不要提出不合理的资产抵押要求，或要求额外现金和证券为贷款提供担保，并要以诚信原则与贝尔斯登进行交易。
But these were not normal times. He expected firms not to make unreasonable collateral demands, or calls for extra cash or securities to back up loans, and to trade in good faith with Bear.
看跌期权承销者已经同时将该基础证券卖空，或者在现金账户存入相当于期权执行价的现金或现金等价物。
A put option position in which the option writer also is short the corresponding stock or has deposited, in a cash account, cash or cash equivalents equal to the exercise of the option.
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