如果在事务中涉及另一项资源，就会强制进行不必要的两阶段提交，导致额外的准备流程。

If another resource becomes involved in the transaction, you have forced an unnecessary two-phase commit, causing an additional prepare flow.

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尽管如此，如果他们比较明智的话，他们应该准备在未来使用更为复杂的风险管理模型，那时这将可能是强制性的。

However, they'd be wise to prepare for using a more sophisticated risk management model in the future, when it may be mandatory.

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同时，高额的准备金要求也起到了积极作用，因为它强制银行将大量资金存储在央行。

High reserve requirements, which force Banks to park much of their capital with the Central bank, helped too.

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So the Bank of England effectively enforced that the banks in England kept adequate reserves and they would see some of these reserves in the deposits at the Bank of England.

所以，英格兰银行有效率地强制执行了,这种制度-英国的银行保有足够的准备金,并且他们将在向英格兰银行付的保证金里,看到准备金其中的一部分。

耶鲁公开课 - 金融市场课程节选