Estimating causal effects using geo experiments

by JOUNI KERMAN, JON VAVER, and JIM KOEHLER Randomized experiments represent the gold standard for determining the causal effects of app or website design decisions on user behavior. We might be interested in comparing, for example, different subscription offers, different versions of terms and conditions, or different user interfaces. When it comes to online ads, there is also a fundamental need

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地域別の因果効果推定。グーグルさんさすが2年前にすでにブログ書いてる。