The post-earnings announcement drift (PEAD) was first identified over 40 years ago and seems to be as much alive today as it ever was. There have been numerous attempts to explain its continued existence. In this paper we provide evidence to support a new explanation: the PEAD is very much a...

In this study we analyze the effect of the security analysis activities on stock market liquidity and execution quality. We show that stocks followed by financial analysts have better market liquidity and execution quality than stocks with no analyst following, and stocks followed by affiliated...

The Securities and Exchange Commission (SEC) adopted Rule 605 (formerly Rule 11Ac1-5) on November 15, 2000. The Rule requires market centers to make monthly public disclosure of execution quality. The Rule is intended to achieve a more competitive and efficient national market system by...

In this study we analyze the effect of tick size on information-based trading. Although prior studies provide extensive evidence on the effect of tick size on market quality measures such as spreads, depths, and return volatility, there is little evidence as to the effect of tick size on the...

In this article we analyze the quotation behavior of NASDAQ market makers using individual dealer quote and trade data. We find that the majority (58.2%) of quotes posted by NASDAQ dealers are noncompetitive (i.e., both the bid and ask quotes are not at the inside market) and only 19.5% (18.4%)...

In this study we analyze the effect of order imbalance on the quotation behavior of Nasdaq market makers. We find that Nasdaq market makers use both price and quantity quotes when dealing with order imbalances. However, order imbalance affects only price movement, not spreads. We also find that...