In Italy, for example, if a person buys a painting in good faith from a legitimate dealer, the new owner immediately becomes the rightful owner whether or not the painting was stolen. Japan is nearly as permissive: after two years, all sales are final. Steal a painting, hide it for two years, sell it in Japan, and the buyer can freely hang it for the world to see. In the United States, in contrast, the rule is that “no one can sell what he does not own