How important are communications and computing technologies to the smooth functioning of the foreign-exchange market? If the technological advances of the past four decades were eliminated—for...

How important are communications and computing technologies to the smooth functioning of the foreign-exchange market? If the technological advances of the past four decades were eliminated—for example, no PCs or satellite telecommunications—how would the foreign-exchange market be affected? Do you expect the U.S. dollar to maintain its position as the dominant currency in the foreign-exchange market or will the euro or the Chinese yuan supplant it? Explain your answer.