Learn about Nature and Meaning of PPC with A-Level Economics notes written by expert A-Level teachers. The best free online Cambridge International A-Level resource trusted by students and schools globally.
Meaning there will be several competing ads, and the one with the highest bid (that meets any other criteria) gets shown more often than others. If your ad gets shown, you could pay up to the bid amount (or a bit more on Reddit) whenever a user clicks on your ad. Higher competition...