Dollar rampage spurs FX interventions, speculation of big G7 move
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LONDON (Reuters) - From Brazil to Norway, policymakers are leaping to defend currencies against the onslaught of the dollar which scaled three-year peaks on Thursday, raising speculation that a joint move by the world's biggest central banks may be in the offing. Unlikely, most market-watchers say. But these are unusual times, and Norway's central bank earlier in the day threatened to intervene to lift the crown, a step it hasn't taken in more than 20 years. The warning followed the crown's 30%..