Yandex launches new SEM offer with enhanced auction model and ad relevance ranking
Yandex.Direct, Yandex’s pay-per-click advertising platform, is changing its auction system and introducing new ranking rules for paid search results. Starting tomorrow, instead of a generalized second-price auction (GSP), Yandex.Direct will be using a Vickery-Clarke-Groves (VGC) auction to serve ads in the premium positions on its search engine results page (SERP) and the SERPs of websites …
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