Rubin, Volcker see shift away from dollar

Robert E. Rubin, Treasury secretary under President Bill Clinton, and former Federal Reserve chairman Paul Volcker have questioned whether foreign investors will keep increasing dollar holdings.

``It seems almost inconceivable that this will continue indefinitely,'' Rubin, who now chairs Citigroup Inc.'s executive committee, said in a videotaped message for a dinner hosted by the Concord Coalition in New York.

``It's incredible people have gone on so long holding dollars,'' Volcker said during

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