Amazon Profit Margins: Surveillance (1/29)

Jan. 29 (Bloomberg) -- On today's "Bloomberg Surveillance," the focus is on a preview of Amazon's results and surviving the bond bubble.
The Benefits of EMV Credit Card Chip Technology
33:16 - 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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