Business_Finance

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A worker assembles tweeters for speakers at Burmester Audiosysteme in Berlin, which sells top-of-the-line sound systems starting at $4,000 and rising to $460,000. The company is designing exclusive surround-sound systems for Porsche. (Daniel Pilar/Special to The Washington Times)

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Warren Buffett, chairman and CEO of Berkshire Hathaway, sings with University of Nebraska cheerleaders prior to the annual shareholders meeting in Omaha, Neb., Saturday, May 5, 2012. Berkshire Hathaway is holding it's annual shareholders meeting this weekend. (AP Photo/Dave Weaver)

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Facebook CEO Mark Zuckerberg, a social media wunderkind who turns 28 this month, reportedly will take Facebook public on the stock market May 18 in one of the most highly anticipated tech initial public offerings since Google went public in August 2004. Facebook's offering values the company at $76 billion to $95 billion, based on the expected number of Facebook shares after the IPO. (Associated Press)

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Marine Le Pen of the National Front party ran for president on a platform of scrapping the euro currency in France and quashing "Islamization." She received 18 percent of the vote in the first round.

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Former Sen. John Edwards and his daughter Cate Edwards enter the federal courthouse in Greensboro, N.C., on Thursday, May 3, 2012, for his trial on campaign finance violations. (AP Photo/The News & Observer, Chuck Liddy)

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A Safeway online shopping advertisement is shown at a Safeway store in San Francisco on April 26, 2012. (Associated Press)

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Chinese President Hu Jintao (left) shakes hand with U.S. Treasury Secretary Timothy F. Geithner during the opening ceremony of the U.S.-China Strategic and Economic Dialogue at the Diaoyutai state guesthouse in Beijing on Thursday, May 3, 2012. (AP Photo/Vincent Thian)

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**File** Harvard President Drew Faust (left) and Massachusetts Institute of Technology President Susan Hockfield speak at a news conference in Cambridge, Mass, May, 2012. (Associated Press)

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Russian leader Vladimir Putin (right) examined a proposed project last year in Tver, one of his country's poorest regions. Residents are becoming increasingly frustrated as government spending on roads and other infrastructure has dried up. (Associated Press)