cwnet - 7:25 pm on Oct 18, 2012 (gmt 0)

Google has worked really hard over the years to destroy the online advertising market by making clicks available for pennies. Now it finally hits home.

"For the fourth consecutive quarter, the company reported a decline in average cost-per-click, a critical metric that denotes the price advertisers pay Google. Average CPC declined 15 percent from a year ago and 3 percent from the second quarter of this year"