_______ is used to measure video campaigns.
- Cost-per-click (CPC) bidding
- Cost-per-thousand-impressions (CPM) bidding
- Cost-per-view (CPV) bidding
- Cost-per-acquisition (CPA) bidding
Cost-per-view (CPV) bidding is the default way to set the amount you’ll pay for TrueView video ads in AdWords. With CPV bidding, you’ll pay for video views or interactions (such as clicks on call-to-action overlays, cards, and companion banners).
Read more here: //support.google.com/adwords/answer/2472735