Twitter's Costolo: User Growth Drives Everything

March 25 (Bloomberg) -- Twitter CEO Dick Costolo discusses growing his company's business in an interview with Emily Chang on Bloomberg Television's "Bloomberg West." (Source: Bloomberg)
Smashburger Founder on Casual Dining's `Smashing' Success
54:29 - Feb. 27 -- Smashburger founder Tom Ryan discusses the company's success with Bloomberg's Pimm Fox on "Taking Stock."
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