Stephen Dubner (Freakonomics) siting research supposedly showing that most people, in blind taste tests, can't tell the difference between cheap and expensive wines. "Experts," though, score more highly.
http://www.vinetalk.com/episodes/ch...?video=vine-talk-episode-13-does-price-matter
http://www.vinetalk.com/episodes/ch...?video=vine-talk-episode-13-does-price-matter