NEW YORK (Reuters) - Normally a big decline would set up Wall Street for a technical rebound. But that may not be the case next week, even after the market posted its worst weekly loss for the year and the S&P fell for six straight sessions. With the corporate earnings season drawing to an end and recent U.S. economic data raising doubts about the pace of growth, the S&P 500, which is down 7.3 percent so far in May, could decline further next week as concerns about the financial health of Europe persist. ...

SAN FRANCISCO (Reuters) - The historic initial public offering of Facebook Inc did not go as planned on Friday, as the social networking company's sky-high valuation combined with trading glitches left the stock languishing near its offering price at the market close. Facebook shares began trading late Friday morning and opened 11 percent above the $38 offering price, but after peaking at about $45 slid rapidly at the end of the day to close at $38.23. The IPO was the third-largest in U.S. history and valued eight-year-old Facebook at $104 billion. ...

(Reuters) - Google said on Saturday that Chinese authorities have approved its $12.5 billion purchase of Motorola Mobility Holdings, the last regulatory hurdle to a deal that would allow the world's No. 1 Internet search engine to develop its own line of smart phones. Google, which will be the newest entrant to the handset market, announced plans for the acquisition last year in a bid to secure Motorola's valuable patents and pave the way for a pairing of Google's Android mobile software and Motorola's handset business. U.S. ...

NEW YORK (Reuters) - Ailing law firm Dewey & LeBoeuf is considering a bankruptcy filing as new debtholders take a more aggressive track, shifting away from earlier attempts at an out-of-court liquidation, a person familiar with the matter said on Friday. The majority of Dewey's partners have quit as a result of concerns about compensation, and $225 million in bank loans and bond debt. ...

WASHINGTON (Reuters) - Europe's second largest lender Russia's Sberbank will see some certainty over the planned privatization sale after the new Russian government's lineup is announced on May 21, CEO German Gref said on Saturday. Sberbank initially planned the sale of the 7.6 percent stake, part of Russia's ambitious privatization program, last September but postponed the deal after global risk aversion wiped around $1.5 billion off the stake's value. "It seems to me that, yes, such certainty should emerge (after the cabinet announcement)," Gref said. ...