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On a free boundary problem for an American put option under the CEV process
free boundary problem American put option CEV process
2010/12/7
We consider an American put option under the CEV process. This corre-sponds to a free boundary problem for a PDE. We show that this free boundary satis es a nonlinear integral equation, and analyze it...
Comparison of numerical and analytical approximations of the early exercise boundary of the American put option
option pricing American put option early exercise bound-ary limiting behavior close to expiry
2010/4/27
In this paper we present qualitative and quantitative comparison of various analytical and numerical approximation methods for calculating a position of the early exercise boundary of the American put...