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GfK is the trusted source of relevant market and consumer information. More than 13,000 market research experts combine their passion with GfK’s data science experience.

Retail Media Networks Should Not Mark Their Own Homework: GfK’s Bhaumik

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Chart: TV still trounces web for advertising impact

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M&A Round-Up: UBM Buys CenTradeX, GfK Invests, Kayak Buys Swoodoo

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WPP Makes Formal TNS Offer, GfK Says Talks ‘Progressing Positively’

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TNS Founder Prefers WPP Over GfK, Sorrell Undecided On Outcome

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WPP’s Sorrell On TNS/GfK: ‘Two Drunkards Propped Up By A Lamp-Post’

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TNS Seals GfK Merger, Forcing WPP’s Hand On Expected Third Offer

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