Improved Inference for Moving Average Disturbances in Nonlinear Regression Models

This paper proposes an improved likelihood-based method to test for first-order moving average in the disturbances of nonlinear regression models. The proposed method has a third-order distributional accuracy which makes it particularly attractive for inference in small sample sizes models. Compared...

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Main Author: Pierre Nguimkeu
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Journal of Probability and Statistics
Online Access:http://dx.doi.org/10.1155/2014/207087
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author Pierre Nguimkeu
author_facet Pierre Nguimkeu
author_sort Pierre Nguimkeu
collection DOAJ
description This paper proposes an improved likelihood-based method to test for first-order moving average in the disturbances of nonlinear regression models. The proposed method has a third-order distributional accuracy which makes it particularly attractive for inference in small sample sizes models. Compared to the commonly used first-order methods such as likelihood ratio and Wald tests which rely on large samples and asymptotic properties of the maximum likelihood estimation, the proposed method has remarkable accuracy. Monte Carlo simulations are provided to show how the proposed method outperforms the existing ones. Two empirical examples including a power regression model of aggregate consumption and a Gompertz growth model of mobile cellular usage in the US are presented to illustrate the implementation and usefulness of the proposed method in practice.
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institution Kabale University
issn 1687-952X
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publishDate 2014-01-01
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spelling doaj-art-2036aa0406e24dc99f89ba290447b15e2025-02-03T01:10:50ZengWileyJournal of Probability and Statistics1687-952X1687-95382014-01-01201410.1155/2014/207087207087Improved Inference for Moving Average Disturbances in Nonlinear Regression ModelsPierre Nguimkeu0Department of Economics, Andrew Young School of Policy Studies, Georgia State University, P.O. Box 3992, Atlanta, GA 30302-3992, USAThis paper proposes an improved likelihood-based method to test for first-order moving average in the disturbances of nonlinear regression models. The proposed method has a third-order distributional accuracy which makes it particularly attractive for inference in small sample sizes models. Compared to the commonly used first-order methods such as likelihood ratio and Wald tests which rely on large samples and asymptotic properties of the maximum likelihood estimation, the proposed method has remarkable accuracy. Monte Carlo simulations are provided to show how the proposed method outperforms the existing ones. Two empirical examples including a power regression model of aggregate consumption and a Gompertz growth model of mobile cellular usage in the US are presented to illustrate the implementation and usefulness of the proposed method in practice.http://dx.doi.org/10.1155/2014/207087
spellingShingle Pierre Nguimkeu
Improved Inference for Moving Average Disturbances in Nonlinear Regression Models
Journal of Probability and Statistics
title Improved Inference for Moving Average Disturbances in Nonlinear Regression Models
title_full Improved Inference for Moving Average Disturbances in Nonlinear Regression Models
title_fullStr Improved Inference for Moving Average Disturbances in Nonlinear Regression Models
title_full_unstemmed Improved Inference for Moving Average Disturbances in Nonlinear Regression Models
title_short Improved Inference for Moving Average Disturbances in Nonlinear Regression Models
title_sort improved inference for moving average disturbances in nonlinear regression models
url http://dx.doi.org/10.1155/2014/207087
work_keys_str_mv AT pierrenguimkeu improvedinferenceformovingaveragedisturbancesinnonlinearregressionmodels