Economy

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Chocolate maker Mars Inc. will fund a five year, $10 million project to map the cocoa bean genome -- work that could lead to hardier, higher-yielding crops and better quality chocolate, the company announced Thursday.

U.S. home prices extended their record slide in April, with every top metropolitan area now posting annual losses and many showing double-digit declines, according to the Standard & Poor's/Case-Shiller home price index report released Tuesday.