In this Feb. 4, 2011 photo, Levi jeans are displayed at a store in Hayward, Calif. Cotton has more than doubled in price over the past year, reaching the highest since the Civil War and the price of ... more 
In this Feb. 4, 2011 photo, Levi jeans are displayed at a store in Hayward, Calif. Cotton has more than doubled in price over the past year, reaching the highest since the Civil War and the price of other synthetic fabrics has jumped almost just as much as demand for alternatives and blends has risen. less 
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Associated Press | Photo By Paul Sakuma
Thu, Feb 17, 2011 12:23 PM EST