Across six U.S. consumer categories, publishers drive an average HaloIndex™ of 3.84x — nearly four times more influence than click-through measurement registers. Most of that influence is going uncompensated.
The full report breaks down clickless publisher influence across all six categories — from Consumer Audio (1.54x) to Luxury Fashion (10.94x).
If you're still optimizing partner spend based only on last-click data, you'll want these insights.
