With Berkshire Hathaway's book value per share over- or under-estimating the true value of its businesses, Warren Buffett prefers alternatives to this accounting metric.

Typically, traders will use the middle price between an options bid and ask to think about a fair value. Problems occur using this mid price method: when markets are wide, when a bid and ask are ...

You've heard the stories about people discovering rare books, netting the unsuspecting owner hundreds, maybe even thousands, of dollars. Believe it or not, you don't have to have an antique book on ...