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Outline

Simplified Option Selection Method

2013, Journal of Accounting and Finance

Abstract

Options traders and investors utilize methods to price and select call and put options. The models and tools range from Black-Scholes, binomial & trinomial models, Adaptive Mesh model, and the "Greeks" also known as Delta, Gamma, Vega, Theta and Rho. These methods all provide measurements of risk, time and price sensitivities. Missing from practitioner and academic literature is premium cost versus time. This paper explores a simple method of choosing a call or put option based upon its cost per unit of time to assist in selecting options with similar strike prices and different time intervals of an options chain. REVIEW OF MODELS The Black-Scholes model, first introduced by Fisher Black and Myron Scholes (1973) has various limitations and flaws detailed in many papers and textbooks over the years. For example, limitations to pricing American style options, exercise early to collect dividends; modified versions of the Black-Scholes model have been introduced to address pricing and risk and informational issues with the original model (Ianieri, 2009). Later Cox, Ross, and Rubenstein (1979) developed the binomial model sometimes referred to as the lattice model. The model assumes up or down spot price movement in the underlying asset and forms a two branch tree model. The Binomial model does recognize early exercise. However its choices for stock price movements is very limited and does not account for neutral or very small price

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