He said the Treasury Department now has the authority to block or seize any assets, accounts or securities under U.S.jurisdiction held by these organizations or anyone acting on their behalf.

VOA: standard.2009.04.15

They've become forces of nature in the U.S. Economy, in the sense that people accept these letter grades with great authority.

他们和美国经济密不可分,在这种情况下,人们笃信机构的字母评级

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