This paper examines how well the market anticipates regulatory sanction. We look at key dates of SEC, NASD, FTC, Congressional and foreign investigations and their subsequent resolution. Our event study confirms that the settlements provide little new information to the market. In six major case...

We find that turnover rises on n-day highs and lows and is an increasing function of n. We offer several explanations from the technical and behavioural finance literature for why traders might use these signals. Turnover is persistent following these events, and new lows provide abnormal...

We analyze the trading activity in an Internet chat room over a 4-year period. The data set contains nearly 9000 trades from 676 traders. We find these traders are more skilled than retail investors analyzed in other studies. 55 percent make profits after transaction costs, and they have...

We analyze the trading activity in an Internet chat room with approximately 1,300 participants. Traders make posts in real time about their activities. We find these traders are more skilled than retail investors analyzed in other studies. 55% make profits after transaction costs, and they earn...

We find that turnover rises on n-day highs and lows and is an increasing function of n. We offer several explanations from the technical and behavioral finance literature for why traders might use these signals. Turnover is persistent following these events, and new lows provide abnormal returns...

I examine the effects of Nasdaq’s introduction of an anonymous trading facility called SIZE. I compare SIZE to competing ECNs in terms of liquidity and market impact. Despite rapid growth, SIZE has not yet attained a significant market share and rarely influences short-run price...

There is now considerable evidence that business cycle variation in output and employment in the U.S. differs in expansions and contractions. We present nonparametric evidence that asymmetries are strongest in durable goods manufacturing. In a Markov switching framework, we find two leading...

The Enron Corporation went from a $65 billion dollar market capitalization to bankruptcy in just 16 months. Using statistical techniques for extracting the implied probability distributions built into option prices, I examine the market’s expectation of Enron’s risk of collapse. I find that...

This paper is the first to characterize the tatonnement of high-frequency returns from U.S. Treasury spot and futures markets. In particular, we highlight the previously neglected role of the futures markets in price discovery. The lower-bound estimate of bivariate information shares for 30-year...