We examine how abnormal dark market share changes at earnings announcements and find a statistically and economically significant increase in abnormal dark market share in the weeks prior to, during, and following the earnings announcement. The increase in dark market share is larger for firms...

We analyze how changes in government policy affect stock prices. Our general equilibrium model features uncertainty about government policy and a government whose decisions have both economic and non-economic motives. The model makes numerous empirical predictions. Stock prices should fall at...

How did investors holding assets backed by subprime residential mortgages react when Treasury Secretary Paulson announced the so-called "teaser freezer" plan to modify mortgages in December 2007? We apply event-study methodology to the ABX index, the only source of daily securities prices in...

While previous studies find little evidence of an increase in the placement of new orders before a market sensitive announcement, existing limit orders are revised significantly more often. In this study, we extend the research in three ways. First, we extend the range of announcements studied....

Using the special event of short selling ban removal in the Chinese stock market in March 2010, I study the relationship between short selling activities and future stock returns and the effect of short sale constraints on stock price reactions to earnings announcements. I find strong evidence...

We examine the impact of media coverage of the Capital Purchase Program (CPP) under the Troubled Assets Relief Program on the equity market valuation of participating bank holding companies (CPP banks). We document substantial negative coverage of the CPP and its participants over the five...

We show that a lack of investor trust affects the revision of cash flow expectations and delays the incorporation of accounting information into the stock price. To overcome investors' dependence on trust, managers can obtain external certification—either through credit ratings or by employing...

Almost all U.S. firms now announce earnings outside of regular trading hours. This paper studies how stock prices incorporate information in after-hours trading. I find slow prices adjustment accompanied by significant trading volume. During 2002-2012, 5,881 rule-based trading opportunities...

We examine the impact of China's 2010 margin trading and short selling pilot programme on stock returns and trading volume. The market reacts negatively to both the programme announcement and implementation, with significantly lower returns and trading volumes in the pilot stocks. The negative...

We show that the pre-FOMC announcement drift in equity returns occurs mostly in periods of high market uncertainty or risk premium. Specifically, this abnormal return is explained by a significant reduction in the risk premium (implied volatility and variance risk premium) prior to the...