This legal nightmare over a hundred million dollar painting shows why investing in art isn't for everyone

What exactly is the fair price for something?  Normally, the price of something is the amount at which a buyer is willing to pay and a seller is willing to sell. There are entire industries (e.g. stock markets, auction houses) and regulatory agencies that exist to help society figure out those prices.  But the thing about setting a fair price is it helps to have a lot of information: how much did the the same product sell for in the past? How much did the previous 100 products sell for? What's...