The stationary solution of a random dynamical model

This paper studies the stationary probability density function (PDF) solution of a nonlinear business cycle model subjected to random shocks of Gaussian white-noise type. The PDF solution is controlled by a Fokker–Planck–Kolmogorov (FPK) equation, and we use exponential polynomial closure (EPC) meth...

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Main Authors: Wei Li, Junfeng Zhao, Natasa Trisovic, Ruihong Li
Format: Article
Language:English
Published: Elsevier 2014-01-01
Series:Theoretical and Applied Mechanics Letters
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2095034915302890
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author Wei Li
Junfeng Zhao
Natasa Trisovic
Ruihong Li
author_facet Wei Li
Junfeng Zhao
Natasa Trisovic
Ruihong Li
author_sort Wei Li
collection DOAJ
description This paper studies the stationary probability density function (PDF) solution of a nonlinear business cycle model subjected to random shocks of Gaussian white-noise type. The PDF solution is controlled by a Fokker–Planck–Kolmogorov (FPK) equation, and we use exponential polynomial closure (EPC) method to derive an approximate solution for the FPK equation. Numerical results obtained from EPC method, better than those from Gaussian closure method, show good agreement with the probability distribution obtained with Monte Carlo simulation including the tail regions.
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spelling doaj.art-2eea5df822064189bcc3b946457cb4722022-12-22T03:45:24ZengElsevierTheoretical and Applied Mechanics Letters2095-03492014-01-014110.1063/2.1401307The stationary solution of a random dynamical modelWei Li0Junfeng Zhao1Natasa Trisovic2Ruihong Li3School of Mathematics and Statistics, Xidian University, Xi'an 710071, ChinaDepartment of Applied Mathematics, Northwestern Polytechnical University, Xi'an 710072, ChinaDepartment of Mechanics, University of Belgrade, Belgrade 11120, SerbiaSchool of Mathematics and Statistics, Xidian University, Xi'an 710071, ChinaThis paper studies the stationary probability density function (PDF) solution of a nonlinear business cycle model subjected to random shocks of Gaussian white-noise type. The PDF solution is controlled by a Fokker–Planck–Kolmogorov (FPK) equation, and we use exponential polynomial closure (EPC) method to derive an approximate solution for the FPK equation. Numerical results obtained from EPC method, better than those from Gaussian closure method, show good agreement with the probability distribution obtained with Monte Carlo simulation including the tail regions.http://www.sciencedirect.com/science/article/pii/S2095034915302890Gaussian white-noisebusiness cyclestationary solution
spellingShingle Wei Li
Junfeng Zhao
Natasa Trisovic
Ruihong Li
The stationary solution of a random dynamical model
Theoretical and Applied Mechanics Letters
Gaussian white-noise
business cycle
stationary solution
title The stationary solution of a random dynamical model
title_full The stationary solution of a random dynamical model
title_fullStr The stationary solution of a random dynamical model
title_full_unstemmed The stationary solution of a random dynamical model
title_short The stationary solution of a random dynamical model
title_sort stationary solution of a random dynamical model
topic Gaussian white-noise
business cycle
stationary solution
url http://www.sciencedirect.com/science/article/pii/S2095034915302890
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