Horsley, Anthony; Wrobel, Andrew J - Suntory and Toyota International Centres for Economics … - 2001
With L8 as the commodity space, the equilibrium price density is shown to be a continuous function of the commodity characteristics. The result is based on symmetry ideas from the Hardy-Littlewood-Pólya theory of rearrangements; and it includes, but is not limited to, the case of symmetric...