www.business.com was bought for 7.5 million
In the book "The 22 immutable laws of branding (proper source given below) there was a line (which I really liked it) "To whom it may concern: If you (the one who purchased business.com) had bought this book for $18.95, you would have saved yourself $7,499,981 .05"
Wine.com was bought for $3 million
telephone.com was bought for $1.75 million
Bingo.com was bought for $1.1 million
wallstreet.com was bought for $1.03 million
drugs.com was bought for $823,456
university.com was bought for $530,000
AOL has been valued at $4.5 billion and Yahoo! at $4.4 billion -
source: Ries, AL. and Ries Laura,
The 22 immutable laws of branding, Harper Business