• ClickZ, Wednesday, March 26, 2014 11:17 AM

John Lee tell us what top-heavy ad positions mean for paid-search campaigns and the search engine results page. He believes that innovations like knowledge graph, product listing ads and other information that serves up on the page stretches the vision and the meaning of the term "search engine." With so many marketers competing for the top spots, is it possible for cost per clicks to rise at a faster clip? He believes the biggest risk is loss of long-tail query exposure from broad or phrase-matched keywords. Lee explains.

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