Two Researchers at the University of Texas, Dallas have estimated that the top 50,000 bloggers in the blogsphere made more than $500 Million in revenues.

Dr. Vijay and Dr. Milind, used 12,000+ Chitika Publishers Network Data for their Research [Earnings Data Included as Well]. They used Technoarti to get the rank of the blog. Some bloggers are estimated to earn 3 times the revenue from other sources [AdSense / YPN] than they earn from Chitika. [Chitika is more suitable for Product Review Blogs]

The top 5% of the blogs accounted for 50% of the revenues. You can read the entire report here.

A similar estimation research was conducted by Pinstorm and IAMAI to estimate the online advertising market in India using Google AdSense as the base and without actually obtaining data from Google.

Tags: AdSense, Chitika Advertising, eMiniMall, Online Advertising Research