If we were to dive in further, we can also expand on the ad-commission arbitrage and go ad-ad arbitrage. By finding price differences between ad exchanges, one

If we were to dive in further, we can also expand on the ad-commission arbitrage and go ad-ad arbitrage. By finding price differences between ad exchanges, one can find arbitrage opportunities. Granted this would apply to display inventory on a CPM basis. Here is an article that sheds some light: http://www.bloomberg.com/news/articles/2014-11-07/high-speed-ad-traders-profit-by-arbitraging-your-eyeballs http://www.bloomberg.com/news/articles/2014-11-07/high-speed...