正反馈交易与证券投资基金在证券市场中的作用

本文通过正反馈交易模型直观的描述了作为机构投资者的证券投资基金在面对正反馈交易者时不是套利而是顺势搭车,这就加剧了证券市场价格的波动。为了使机构投资者能够发挥稳定市场的作用,一是要设计出具有激励效应的契约,二是要引导投资者形成价值投资理念,三是要使机构投资者多元化。

正反馈交易模型及机构投资者交易行为的作用

This paper analyses dealing behaviors of institution investors who own insider information under forbiddance of insider dealings by positive feedback dealing model.As a representative institution investor,investment fund always takes advantages instead of taking arbitrage when it faces the positive feedback dealers,which will cause fluctuation in security market.Finally,this paper gives some proposals on making institution investors play more important roles in stabilizing the market.