We propose some formulas for the valuation of equity options in the Perpetual-Debt Structural Model (PDSM), where stockholders have a perpetual American option to default.Our formulas are expressed in terms of binary barrier options, using the results obtained by Rubinstein and Reiner (1991). We...

Employee stock options (ESOs) are American-style call options that can be terminated early due to employment shock. This paper studies an ESO valuation framework that accounts for job termination risk and jumps in the company stock price. Under general Levy stock price dynamics, we show that a...

We utilize Bayesian model averaging to estimate a stochastic discount factor (SDF) for single-stock options. A Bayesian model averaging SDF outperforms reduced-form benchmark models in-sample and out-of-sample in pricing option return anomalies and portfolios. We document that the SDF is dense...

A market-leveraged stock unit (MSU) is a form of employee compensation in which the number of shares received on the vesting date depends on the stock price at that time. MSUs have been proposed as a way of overcoming some of the drawbacks of stock options and restricted stock units. In this...