Google + Facebook = 70 percent of all mobile ad revenues worldwide.
Source: http://venturebeat.com/2013/06/13/google-facebook-70-of-all-mobile-ad-revenues-worldwide/
Google + Facebook = 70 percent of all mobile ad revenues worldwide.
Source: http://venturebeat.com/2013/06/13/google-facebook-70-of-all-mobile-ad-revenues-worldwide/