J. Bradford DeLong, Andrei Shleifer, Lawrence H. Summers, and Robert J. Waldmann (1991), "The Survival of Noise Traders in Financial Markets."
J. Bradford DeLong, Andrei Shleifer, Lawrence H. Summers, and Robert J. Waldmann (1991), "The Survival of Noise Traders in Financial Markets," Journal of Business 64: 1 (January), pp. 1-20.: Archive Entry From Brad DeLong's Webjournal
http://www.j-bradford-delong.net/pdf_files/Survival_Noise_Traders.pdf