Abundant evidence indicates that financial asset returns are thicker-tailed than a normal distribution would suggest. The most negative outcomes which carry the potential to wreak financial disaster also tend to be the most rare and may fall outside the scope of empirical observation. The...

The 52-week high share price has been shown by George and Hwang (2004) to carry significant predictive ability for individual stock returns, dominating other common momentum-based trading strategies. This study examines the performance of trading strategies for mutual funds based on (1) an...

A reverse merger allows a private company to assume the current reporting status of another company that is public. This can be done quickly, without fundraising, road show, underwriter, substantial ownership dilution, or great expense. Private firms that go public via reverse merger are often...

This paper examines a model of short-term interest rates that incorporates stochastic volatility as an independent latent factor into the popular continuous-time mean-reverting model of Chan et al. (1992). I demonstrate that this two-factor specification can be efficiently estimated within a...

Cybersecurity breaches may be correlated due to geography, similar infrastructure, or use of a third-party contractor. We show how a copula model may be used to estimate the probability of an attack where breaches may be correlated among firms. Losses arising from cybersecurity breaches have an...

We examine gross fund returns based on the number of securities held and find no evidence that focused funds outperform diversified funds. After deducting expenses, focused funds significantly underperform. Controlling for various fund characteristics, fund performance is positively related to...

This study examines why private equity issues tend to be a repeated source of financing for public firms. We test the recent operational needs theory of public equity issuance within the context of repeated private equity issues. We find that repeated PIPE issuers burn through cash quickly and...

Stock market reactions to cybersecurity breach announcements are generally negative. In virtually all cases, information asymmetry exists between firm management and investors between the date of cybersecurity breach discovery and the public announcement of the breach. We find significant...