But the plumbing between bank payment systems and clearing houses remains fragmented.
但是，银行支付系统与票据交换所之间的沟通渠道仍然不畅。
2
The British financial authorities also had two drills in the past year, one of which examined the impact on a British clearingbank of the failure in London of a foreign banking subsidiary.
This was recognised by John Maynard Keynes, who in the 1940s argued for a global clearingbank that would tax or even confiscate the excess earnings of surplus countries.