Behind the Twitter IPO: What's the Strategy?

Sept. 13 (Bloomberg) -- Bloomberg senior West Coast correspondent Jon Erlihcman digs into the business of Twitter ahead of its IPO and how it looks to build revenue through mobile advertising. He speaks on Bloomberg Television's "Bloomberg Surveillance."
The Benefits of EMV Credit Card Chip Technology
31:21 - Ellen Richey, Visa's chief enterprise risk officer, explains the benefits of EMV credit card chip technology. She speaks with Bloomberg's Emily Chang on "Bloomberg West." (Source: Bloomberg)
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