Data concerning assets circulating overseas of American bank system come from Federal Reserve Bulletin.

资产有关的数据流通美国联邦储备银行系统公告来海外。

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Talk also is circulating that the U.S. Federal Reserve continues to contemplate a fresh program to stimulate the economy by buying bonds at any sign of economic weakness.

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And just as you don't need more than one currency circulating in a domestic economy, so you don't need more than one global reserve currency.

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