A driver operates a haul truck in the Ray Mine near Kearny, Ariz. Falling copper prices have residents of some small mining towns in Arizona worried as shrinking revenues bring layoffs. Christopher Deahr/FlickrVision hide caption

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An oil well in Garden City, Texas. With prices plunging, oil companies are laying off thousands of workers. Spencer Platt/Getty Images hide caption

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The scene at a career fair in New York City last fall. Mike Segar /Reuters /Landov hide caption

toggle caption Mike Segar /Reuters /Landov