We give a new way to price American options, using Samuelson´s formula. We first obtain the option price corresponding to a European option at time t, weighting it by the probability that the underlying asset takes the value S at time t. This factor is given by the solution of the Fokker-Planck...

El presente trabajo explora las causas de la deforestación y la pérdida de biodiversidad en Guatemala. El documento se divide en cuatro partes. En la primera, se presenta una generalización sobre la deforestación en Guatemala entre 1950-2000. Así mismo se explora la relación entre...

The informal economy is a phenomenon that affects most of the countries of the world, mainly tax collection potential, the generation of formal employment, productivity and business efficiency. In order to elaborate an inclusive method of the most significant current contributions, an...