Facebook's Success in Mobile Continues to Defy Expectations

Facebook reported on Wednesday that it had made $2.5 billion in revenue in the previous three months and that it now has almost half the world’s Internet population logging in at least once a month. More than a billion people access the site monthly via mobile devices. The company is also doing better than expected when it comes to making money from mobile ads. For now, at least, its mobile ad business seems immune to the seasonal shifts in its desktop ad sales. The chart below shows ad revenue for the past eight quarters, in millions of dollars:

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