What is cost per thousand?
Cost per thousand definition is a common metric used in online advertising. Also referred to as cost per mille (CPM), this indicator is used to measure how much an author of a paid advertisement would pay for a thousand views, impressions, or clicks.

To calculate CPM, you need to use the following formula: the total cost of an ad divided by the number of clicks, views, or impressions it generated. Teams track this metric to assess the efficiency of their paid ads.

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