We examine whether the Sarbanes-Oxley Act has a major role in reducing the diversification discount and enhancing internal capital markets efficiency. The act proposes new rules and regulations on financial practice and reshapes corporate governance to insure alignment of incentives between...

We examine the potential confounding effects that awarding outside directors stock options may have on the quality of financial disclosure. By aligning their interests with those of shareholders, directors should be more inclined to monitor and disclose relevant information to investors....

We investigate the dynamic nature and temporal daily changes in systematic (beta), as well as idiosyncratic and total risk around restatement announcements. We find that beta increases by 51% at restatement announcement but it reverts to the pre-restatement level within one month. However,...

We find evidence that executives use private information in exercising stock options. The most informed executives exercise early, exercise after the vest date rather than at the vest date, do not exercise in anticipation of dividends, exercise a high percentage of their options, sell a large...

The difference between a basis option pricing model on futures or forward contracts, assuming both underlying futures contracts follow geometric Brownian motion, and a basis option pricing model on futures contracts, assuming both underlying securities follow arithmetic Brownian motion are non...

Using Eurodollar futures prices to assess information in the term structure of interest rates we find that Eurodollar futures rates have power to forecast period profits in the Eurodollar futures market (based on LIBOR). The more interesting discovery is that short-term implied futures rates...