A comprehensive model is suggested that values securities as options and consequently ordinary stock options as compound options. Extending the basic Black-Scholes model, it can incorporate common contractual features and stylized facts. More specifically, a closed form solution is derived for...

We suggest a methodology for valuing corporate securities that allows the straightforward derivation of closed form solutions for complex scenarios. The tractability of the framework stems from its modularity-we provide a number of intuitive building blocks that are sufficient for valuation in...