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VAB: Nielsen undercounting cost TV $690 million in ad inventory

Inside Radio reports that the Video Advertising Bureau’s updated analysis found Nielsen’s out-of-home TV undercount, which ran from September 2020 to December 2021, erased 54 billion ad impressions worth an estimated 690 million dollars in unsold inventory.

Why it matters. Sellers and buyers now have a trade group’s dollar figure to cite when disputing Nielsen’s own smaller estimate of the error’s impact.

Signal from insideradio.com · read the original.

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