6De Long, Shleifer,Summers and Waldmann, Positive Feedback Investment Strategies and Destabilizing Rational Speculation [J]. Journal of Finance, 1990,45:375 -395.
7Jian Shi, Thomas C. Chiang, Xiaoli Liang, Positive - feedback trading activity and momentum profits [J].Managerial Finance,2012(38):508-529.
8Salm, C. A. & Schuppli, M., Positive Feedback Trading in Stock Index Futures: International Evidence [J]. International Review of Financial Analysis,2010 ( 19 ) :313-322.
9Chau, F.,Deesomsak, R.& Lau, C. K., Investor Sentiment and Feedback Trading: Evidence from the Exchange -traded Fund Markets [J]. International Review of Financial Analysis, 2011, 20:292-305.
10Christian feedback A. Salm, trading Michael Schuppli, in stock index International evidence [J]. International Positive futures: Review of Financial Analysis, 2010 ( 19 ) 313-322.
