Strong U.S. Growth Defies Recession Fears, But Risks Loom for Some
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U.S. economy growing strongly at 4.9% rate, defying recession predictions
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Tight labor market and healthy consumer spending powering growth
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Fed's rapid rate hikes having slow, muted impact on real economy
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Younger and lower-income consumers more vulnerable to downturn
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Immigration shortfall and retiring boomers keeping labor market tight