NEW YORK, May 22 (Reuters) - The dollar rallied to a 4-1/2-year high against the yen and a near three-year peak against a currency basket on Wednesday after Federal Reserve Chairman Ben Bernanke stoked speculation the U.S. central bank could begin ...

... Fed's bond purchases, leading some analysts to question the sustainability of the dollar's rise. "We think tapering expectations will ultimately be undermined by deterioration in U.S. activity in the weeks ahead," said Daniel Katzive, strategist at ...

The US dollar has not let go of its tight hold on its Canadian cousin, as USD/CAD punched through the 1.03 line in Wednesday's European session.

KINGSTON, Jamaica - The Jamaican dollar lost against both its North American counterparts at the end of trading today. The US dollar traded for an average J$99.11, up seven cents from yesterday while the Canadian dollar went for J$97.37, a 30-cent gain.

The dollar was at Y102.50 from Y102.25 late Monday, according to EBS via CQG. Against the Swiss franc, the dollar was at CHF0.9702 from CHF0.9672.

The move by the central bank to prop up the U.S. dollar late in the session was the result of the bank taking a cue from a weaker South Korean won and confirmed that it was reluctant to see the Taiwan dollar lag behind in the regional currency ...

Video summary: The US Dollar continues to surge, but we look at key reasons why the Greenback could hit even higher highs--particularly versus the Aussie and Swiss Franc.

U.S. dollar extends losses as Bernanke speaks. 0 Comments. Tweet. new. Portfolio Relevance. LEARN MORE. Want to see how this story relates to your portfolio?

KINGSTON, Jamaica - The US dollar Tuesday gained against the Jamaican dollar trading at an average J$99.04, up eight cents.

KINGSTON, Jamaica - The Jamaican dollar today strengthened marginally against its US counterpart to trade at an average $98.96, three cents lower than it closed on Friday.