Almost 5 percent of paid search spending in the US is now in mobile, according to a report released last week from banking and investment firm Macquarie Group, using Efficient Frontier data. That mobile search spend could double to almost 10 percent by the end of this year if growth continues at an aggressive pace.
Using some very rough math that would mean US mobile paid search could be worth approximately $1.1 billion (at least) by the end of 2011. And almost all that money would be Google’s.
Just as Google dominates mobile search share in the US (with roughly 98 percent), the report said that 97 percent of mobile search spend (for Efficient Frontier clients) now goes to Google, while 3.2 percent spend goes to Bing/Yahoo.
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