Isn't this one of the reasons why most very expensive art pieces are sold in auctions? The auction acts as a qualified appraiser because of price discovery via

Isn't this one of the reasons why most very expensive art pieces are sold in auctions? The auction acts as a qualified appraiser because of price discovery via competition makes the price very real (after all, what is price but supply and demand?) Although I guess there is nothing stopping Soteby's from setting the base price absurdly high to begin with . . .