abb_road writes "Google, Microsoft and Yahoo have banded together and created the Click Measurement Group, with the goal of creating a standard definition for a 'click'. The group will have some access to the three companies' click data, although the access won't be unlimited. The move comes in response to advertisers who claim that click fraud is costing them almost $1 billion dollars a year, and who have hit Google and Yahoo with lawsuits alleging negligence in fighting click fraud."
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