20 Highly Expensive Google Adsense Adwords Keywords List

Google recently posted their unaudited revenue of $9 billion from the second quarter of 2011. Many of you wonder,From where Google making all its money because Google’s top services like YouTube, Gmail and Google search are free. Well all their top services are covered by advertisements. Yes, 97% of Google’s money comes for Advertising. Mostly from the text link ads in Google search, Gmail and YouTube

Here is an infographic that lists 20 Most Expensive Keyword Categories In Google AdWords.

[ Via Wordstream.com ]