Fed Still Uncertain If Rates Are High Enough to Tame Inflation, Powell Says More Hikes Possible
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Powell says Fed not confident rates high enough to reduce inflation to 2% target
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But doesn't rule out further hikes if appropriate to control inflation
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Says Fed faces equal risk of over or under tightening
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Will continue cautious approach, closely monitor incoming data
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Other Fed officials also urging wait-and-see approach on rates