The sites make more money with Contributor than they would have with the ads, due to the ad auction: https://support.google.com/contributor/answer/6084026?hl=e

The sites make more money with Contributor than they would have with the ads, due to the ad auction: https://support.google.com/contributor/answer/6084026?hl=en&ref_topic=6182555 https://support.google.com/contributor/answer/6084026?hl=en&...