Title | ||
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Lagrange Multiplier Approach with Optimized Finite Difference Stencils for Pricing American Options under Stochastic Volatility |
Abstract | ||
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The deterministic numerical valuation of American options under Heston's stochastic volatility model is considered. The prices are given by a linear complementarity problem with a two-dimensional parabolic partial differential operator. A new truncation of the domain is described for small asset values, while for large asset values and variance a standard truncation is used. The finite difference discretization is constructed by numerically solving a quadratic optimization problem aiming to minimize the truncation error at each grid point. A Lagrange approach is used to treat the linear complementarity problems. Numerical examples demonstrate the accuracy and effectiveness of the proposed approach. |
Year | DOI | Venue |
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2009 | 10.1137/07070574X | SIAM J. Scientific Computing |
Keywords | Field | DocType |
truncation error,multigrid method,optimized finite difference stencils,quadratic programming,lagrange approach,american option pricing,standard truncation,lagrange multiplier approach,deterministic numerical valuation,flnite difierence method,stochastic volatility,lagrange method,penalty method,linear complementarity prob- lem,quadratic optimization problem,stochastic volatility model,pricing american options,linear complementarity problem,numerical example,large asset value,new truncation,spatial variability,quadratic program,second order,finite difference,finite difference method,lagrange multiplier,quadratic optimization,stochastic process,empirical evidence | Truncation,Stochastic volatility,Truncation error,Mathematical optimization,Complementarity theory,Finite difference method,Stochastic modelling,Truncation error (numerical integration),Linear complementarity problem,Mathematics | Journal |
Volume | Issue | ISSN |
31 | 4 | 1064-8275 |
Citations | PageRank | References |
15 | 1.68 | 9 |
Authors | ||
2 |
Name | Order | Citations | PageRank |
---|---|---|---|
Kazufumi Ito | 1 | 833 | 103.58 |
Jari Toivanen | 2 | 397 | 43.84 |