The price of equity has soared during the past five years, stoking concerns that stocks' prices might have risen too far, too fast. These concerns became more pressing as the values of equities rose much more rapidly than earnings during 1998 and early 1999, lifting stocks' prices to record...

This paper identifies a specific set of agents as noise traders in U.S. equity markets, and examines their effects on returns. These agents, who speculate using the "head-and-shoulders" chart pattern, are shown to qualify as noise traders because (1) trading volume is exceptionally high when...

This paper analyzes the impact of unanticipated changes in the federal funds rate target on equity prices, with the aim of both estimating the size of the typical reaction and understanding the reasons for the market's response. We find that over the June 1989-December 2002 sample period, a...

The authors model stock returns as a stochastic function of a constant expected return and the financing costs resulting from delayed delivery, to examine three potential sources of instability in stock-return model parameter estimates.