For non-EEA passengers, the target of clearing 95% within 45 minutes was met on 11 of those 15 days.

WSJ: Border Delay Data Leave Fliers Up in the Air

It took the intervention of Congress and the Securities and Exchange Commission to set up the Depository Trust and Clearing Corporation which moved American non-government securities markets from seven settlement agencies to one settlement organisation and one central counterparty.

ECONOMIST: Securities exchanges

In the mid-1980s, when MasterCard entered the market, the clearing system between banks in different cities was (and is) almost non-existent: a cheque could take up to a month to clear, and many sellers would not release goods until it did.

ECONOMIST: Who��d have credited it?