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What Can Replace the Dollar?

BERKELEY – For more than a half-century, the US dollar has been not only America’s currency, but the world’s as well. It has been the dominant unit used in cross-border transactions and the principal asset held as reserves by central banks and governments.

But, already before the recent debt-ceiling imbroglio, the dollar had begun to lose its luster. Its share in the identified foreign-exchange reserves of central banks, for example, had fallen to just over 60%, from 70% a decade ago.