Google’s Meridian And Meta’s Robyn: A Gift To Measurement Or Trojan Horses? | AdExchanger

Google and Meta are quietly rewriting the rules of ad measurement, and they’re doing it with open-source marketing mix modeling (MMM) tools that many marketers don’t even realize they’re using. MMM is a method for measuring the relative performance of different marketing channels. It fell out of favor because it takes a long time and […]

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