Advertisers determine the price by participating in the bidding process. Additionally, with an ad exchange, advertisers gain visibility regarding where their ads will appear. CPM is the standard pricing model, where advertisers pay a price based on the number of impressions each placement receives in a monthly or quarterly basis. https://troycvkbq.tribunablog.com/o-fato-sobre-ad-tech-que-ninguém-está-sugerindo-42913918