6Wermers, R. "Mutual fund herding and the impact on stock prices. "[J]. Journal of Finance. 1999, 54:581- 623.
7Scharfstein, David S. , and Jeremy C. Stein. "Herd behavior and investment. " American Economic Review. 1990,80:465 - 479.
8De Long, J. Bradford, Anderei Shleifer, Lawrence H. Summers, and Robert J. Waldmann. "Positive--feedback Investment Strategies and Destabilizing Rational Speeulation."[J]. Journal of finance. 1990: 379--395.
9Culter, David, James Summers. "Speculative M. and Lawrence H Dynamics and the Role of Feed back Traders. "[J]. American Economic Review Papers and Proceedings. 1990: 68-- 68.
10Lakonishok, J-osef, Andrei Shleifer, and Vishny. " Do prices? Evidenc NBER working institutional investors desta Robert W. bilize stock e on herding and feedback trading. "[R]. paper. 1991: No. 3846.
