Will Twitter Test the IPO Waters in 2013?

Jan. 28 (Bloomberg) -- Twitter was valued at about $9 billion after early employees sold $80 million in shares to a fund managed by BlackRock Inc. Dominic Chu reports on Bloomberg Television's "Bottom Line." (Source: Bloomberg)
Is U.S. Economy Too Dependent on Housing Market?
15:56 - Bloomberg’s Tom Keene examines a chart showing changes in the U.S. housing market. Jack and Suzy Welch also speak on “Bloomberg Surveillance.” (Source: Bloomberg)
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