题目：Mutual Fund Herding and the Impact on Stock Prices
作者：wermers
来源：journal of finance(1999)


题目：Herd Behavior and Investment
作者：scharftein&stein
来源：AER（1990）


题目：Following the Pied Piper:Do Individual ReturnsHerd around the Market？
作者：william   &  roger
来源：,Financial Analysis Journal  (1995)