Senin, 20 April 2009

Online Ad Spend By Industry Verticals in Deecember 2007



Nielsen Online’s AdRelevance service uses a proprietary methodology for estimating online advertising expenditures and takes into account only image-based technologies and advertising sold per CPM. Above data does not reflect house advertising activity, strategic partnerships between publishers and advertisers, or text units, paid search, sponsorships, email, units contained within applications (e.g., messengers and pre-rolls) or performance-based advertising.

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