Wardell: Expect Tighter Global Supply for Oil

Feb. 5 (Bloomberg) -- Global Insight Energy Research Manager Simon Wardell discusses global oil markets. He speaks with Mark Barton on Bloomberg Television's "Countdown." (Source: Bloomberg)
The Benefits of EMV Credit Card Chip Technology
39:37 - 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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