Title: Noise traders
Description: "Noise traders are agents whose theoretical existence has been hypothesized as a way of solving certain fundamental problems in Financial Economics.  We briefly review the literature on noise traders.  The is an entry for The New Palgrave: A Dictionary of Economics, 2nd Edition (Palgrave Macmillan: New York), edited by Steven N.  Durlauf and Lawrence E.  Blume, forthcoming in 2008"--National Bureau of Economic Research web site.