About 300 dinosaur specimens are on display at the Dinosaur Hall at the Natural History Museum of Los Angeles. Natural History Museum of Los Angeles hide caption

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Experts estimate that in a 2 percent growth economy, the average household income would increase $17,000 less over a decade than it would in a world of 3 percent growth. iStockphoto.com hide caption

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Specialists Evan Solomon works on the floor of the New York Stock Exchange on Wednesday, when major stock indexes fell steeply. Richard Drew/AP hide caption

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The Federal Reserve on Wednesday will kick off a series of regular press conferences, to be held four times a year. iStockphoto.com hide caption

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President Obama outlined a mix of spending cuts and tax hikes to reduce the deficit Wednesday at George Washington University in Washington, D.C. Charles Dharapak/AP hide caption

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