Better still, it turned out to have real artistic value.

WSJ: Protecting Ballet's Global Reach

None of these motivations for inflating the price of Van Gogh and the Impressionists until they threatened to burst have had much to do with enduring artistic value.

ECONOMIST: Art auctions

And you don't even have to be a dead rock icon for your artistic output to rise in value.

FORBES: The Art of Grunge