Earnings per Thousand Impressions (EPM):
- Earnings or average payout per thousand impressions.
Pretty self explanatory, right? This is an important metric when buying ad space online, whether it’s affiliate ad space or traditional ad space on a website. Many web properties will use this metric to set the costs for the advertisers.
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Glossary Definition From ABC’s of Online Marketing by Alexandra Wharton, Issue 22, Revenue Magazine
