by Tim Peterson, Adweek “Helping matters, mobile costs more. Kenshoo Social saw that the average desktop ad click cost advertisers $0.81 whereas the average mobile ad click cost $1.38. That price divide is likely due to scarcity and function. A laptop user checking his or her News Feed may see an ad or two in the feed plus a couple along the right side of the page. A mobile user, however, may only see one or two ads in the feed, but those mobile ads will take up more of their smartphone’s or tablet’s screen.” Read the full article on AdWeek.com.