Here's a post from Huffington that describes how Aetna is raising there rates specifically to reduce their client load and increase profits. They did this before during the years 2001-2003. And, this is the killer part, they made a profit last year!
Aetna Forcing 600,000-Plus To Lose Coverage In Effort To Raise Profits
Aetna Forcing 600,000-Plus To Lose Coverage In Effort To Raise Profits