CPM vs. eCPM vs. RPM, What's The Difference?
CPM vs. eCPM vs. RPM, What's The Difference? : CPM (cost per mille) or Cost Per Thousand, eCPM (effective cost per mille), and RPM (revenue per mille) or Page revenue per thousand impressions are the digital marketing technical terms used in the analysis of site performance. Read this article to know in brief about these terms!