This paper presents evidence of persistent anomalies in internet firms' stock returns surrounding their quarterly earnings announcements. There is a general run-up in prices in the days prior to the earnings announcement, which extends through the market opening on the day subsequent to the...

In light of the importance of revenues in the valuation of internet stocks, this paper examines the roles played by analysts, past revenues, and web usage data (unique visitors, pageviews, and minutes spent at a firm's web sites) in the forecasting of future revenues. In contrast to evidence...

In this paper we provide insights into the manner in which (relatively sparse) accounting information, along with measures of internet usage, are employed by the market in the valuation of internet firms. Consistent with those who claim that financial statement information is of very limited use...

This paper presents evidence of anomalies in internet firms' stock returns surrounding their quarterly earnings announcements. There is a general runup in prices in the days prior to the earnings announcements, followed by a price reversal lasting for several days. The magnitude of the...