Click Fraud

Business Week examines the issue of click fraud which can cost advertisers as much as $8 a click.

The growing ranks of businesspeople worried about click fraud typically have no complaint about versions of their ads that appear on actual Google or Yahoo Web pages, often next to search results. The trouble arises when the Internet giants boost their profits by recycling ads to millions of other sites, ranging from the familiar, such as cnn.com, to dummy Web addresses like insurance1472.com, which display lists of ads and little if anything else. When somebody clicks on these recycled ads, marketers such as MostChoice get billed, sometimes even if the clicks appear to come from Mongolia. Google or Yahoo then share the revenue with a daisy chain of Web site hosts and operators. A penny or so even trickles down to the lowly clickers. That means Google and Yahoo at times passively profit from click fraud and, in theory, have an incentive to tolerate it. So do smaller search engines and marketing networks that similarly recycle ads.

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