"With the advertising deal between Google and Yahoo now in the Department of Justice’s lap with restrictions two things are becoming clear. Yahoo will reap less revenue and Google is hanging in with a non-material deal to keep Microsoft out of the picture for a bit longer.

The rough outline of the revised Google-Yahoo ad deal does the following per the Wall Street Journal (Techmeme):

   * The deal becomes a two-year pact instead of 10 years.
   * The revenue Yahoo can garner from Google is capped at 25 percent of its search revenue.
   * Google advertisers can also opt out of seeing their ads on Yahoo.
...."

Link:
http://blogs.zdnet.com/BTL/?p=10682

pointing to Techmeme.com