Marketing / Advertising
Cost Per Mille CPM (aka "cost per thousand impressions"; vCPM = viewable CPM)
The price to deliver one thousand ad impressions.
The fork, why two teams get different numbers
CPM's denominator inherits the impression fork, plus a cost-scope fork.
In the Metric Library
- The full fork, both definitions worked all the way through
- The trap that makes the number lie, on a real export
- Every formula variant, spelled out
- The reconciliation anchor, what to tie it to and when to refuse
Reference: IAB (media pricing · reference) · MRC (viewable impression · reference)