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Marketers Drill Into Customer Data Like Never Before07:28

This article is more than 6 years old.

Marketing companies are gathering information about consumers' behavior — from tracking what you watch on T.V. to where you spend time online — and using it to help businesses calculate how to target their products.

Media analyst John Carroll joins Here & Now's Sacha Pfeiffer to discuss how this relatively new way of mining and manipulating data is transforming the marketing and retail industry.


This segment aired on March 21, 2014.

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