The key difference between CPM (Cost Per Mille) and RPM (Revenue Per Mille) is that CPM represents the cost advertisers pay for one thousand ad impressions, while RPM represents the actual revenue a creator earns for every one thousand video views after YouTube's share. CPM is a metric used by advertisers to measure the cost-effectiveness of their ad campaigns. It reflects the amount they pay to have their ads displayed one thousand times. RPM, on the othe....
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