I just ran across this. It may have been poster before:
The Numbers Game - Joe Konrath
So I just got off the phone with an acquaintance of mine. She's a writer whom I met last year at a conference, and she called me asking for advice.
First some background. She's hit the extended NYT list several times in both hardcover and mass market, and has a backlist of ten books. She was just offered a contract from one of the Big 6 for $200k a book, for a two book deal....
http://jakonrath.blogspot.com/2011/02/numbers-game.html