Overall, mobile display advertising has demonstrated high user engagement, and Facebook is clearly putting a premium on its mobile advertising. Cost-per-click on mobile ads was $1.38 vs. 81 cents on desktop, according to Kenshoo Social. This is also a reflection of the prime real estate Facebook ads receive in a mobile user’s feed. Read the rest at eMarketer.
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![Global Facebook Advertising CPC Rates By Device, December 2012 [CHART] Chart - Global Facebook Advertising CPC Rates By Device](http://www.emarketer.com/images/chart_gifs/149001-150000/149940.gif)