3Ch ristie,W.G., H uang, R. D., 1995,Following the Pied Piper:Do Individual Returns Herd around the Market?" ,Financial Analysts Journal, July-August.
4Eric C.Chang, Joseph W.Cheng,Ajay Khorana, 2000, An examination of herd behavior in equity markets: An international perspective, Journal of Banking&Finance,1651-1679.