Is Pay-Per-Percentage An Alternative to PPC & Click Fraud?
Shimon Sandler points to a Microsoft Research paper on the Pay-Per-Percentage advertising model and it being a viable alternative to Pay-Per-Click. Good timing on this find by Shimon as Google began inviting publishers for testing of Cost-Per-Action payments along with the launch of their Google Checkout system last month. From Shimon’s post, Pay-Per-Percentage vs. PPC Pay-Per-Percentage is immune to both click fraud and impression fraud. The challenge is that the ads must be shown in a truly random way, across the percentage of impressions purchased. The paper describes prefix-match: which is a system that is similar to broad-match, “but more compatible with pay-per-percentage”. Speaking of Click Fraud, after sifting around on Shimon’s blog I also found an entry on Click Fraud on 2nd Tier Search Engines with a comparison of the Click Fraud technologies used in Enhance, Ask.com, Looksmart, MIVA & Kanoodle: Ask – Ask discounts the CPC rates from traffic coming from their syndication par
