RIS ID

77712

Publication Details

Xi, X., Rodrigo, M. R. & Mamon, R. S. (2012). Parameter estimation of a regime-switching model using an inverse stieltjes moment approach. In S. N. Cohen, D. Madan, T. Kuen. Siu & H. Yang (Eds.), Stochastic processes, finance and control : a festschrift in honor of Robert J. Elliott (pp. 549-569). Singapore: World scientific.

Abstract

We address the problem of recovering the time-dependent parameters of the Black-Scholes option pricing model when the underlying stock price dynamics are modelled by a finite-state, continuous-time Markov chain. The coupled system of Dupire-type partial differential equations is derived and formulated as an inverse Stieltjes moment problem. We provide numerical illustration on how to apply our method to simulated financial data. The accuracy of the model parameter estimation is examined and sensitivity analyses are included to study the behaviour of the estimated results when model parameters are varied.

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