In the last two years, Facebook and Google have gone from a position of merely being two big, fast-growing players in mobile advertising to dominating it completely. Combined, they have cornered 75.2% of the entire mobile market in 2013, according to new data by eMarketer.
In 2014, Google alone is expected to be roughly as big as all other companies combined, as this chart of mobile ad revenues from Statista shows.
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