Viegas, Christina; Azevedo-Pereira, José - In: International Journal of Financial Studies 8 (2020) 4, pp. 1-10
This study develops a quasi-closed-form solution for the valuation of an American put option and the critical price of … an explicit formula of the finite-maturity American put option. The results obtained, besides allowing us to quickly … determine the option value and the critical price, enable the graphical representation-in two and three dimensions-of the option …