What percentage of search engine users click on organic search results as opposed to the paid listings? This question was asked on a Search Engine Watch forum. unfortunately the most recent public statistics seems to be a 2004 iProspect report that states:
Google – 72.3% organic, 27.7% Paid ads
All engines – 60.5% organic,
Search Engines
‘Yahoo To Ban Bidding On Competitor Trademarks . . “
Search Engine Watch: ‘Yahoo To Ban Bidding On Competitor Trademarks To Stop Comparison Advertising.’
New Keyword Lawsuit Against Google
CNG Financial v. Google, 06CV 040 (S.D. Ohio). Financial company sues over sale of CASH N’ GO as keyword, alleging direct and indirect infringement. hat tip BNA Internet Law News.
Google Penalizes SEO Company
Matt Cutts: Google confirms penalizing SEO company.
BMW Penalized By Google
Google has de-listed BMW.DE for violating Google’s webmaster’s guidelines, specifically the BMW site was presenting contenting to the search engine that differed from that actually viewed by users. Via Ricoh is reportedly going to receive a simialr sanction. Matt Cutts’ ‘Gadgets, Google and SEO’ blog,
World Newspaper Org Wants Cut
Would the Words ‘Pack’ and ‘Cube’ Be Good Keywords To Purchase Today?
Because there will be a lot of traffic for GOOGLE CUBE and GOOGLE PACK?
Wired Article On Click Fraud, Splogs and Zombie Networks
Wired article: “How Click Fraud Could Swallow the Internet” Discussion of click fraud, impression fraud, splogs and zombie networks, and whether cost-per-action advertising is the answer.
Google Increases Font Size Of Adwords To That Of Organic Results

Whether an ad appearing alongside organic search results for a search consisting of a trademark, creates a likelihood of confusion with that trademark, may depend in part on the user’s ability to distinguish what on the search results page is an organic result and what is a paid result.
Publicly available research in the topic…