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Seemingly unrelated nonparametric models with positive correlation and constrained error variances

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  • Xu, Qinfeng
  • You, Jinhong
  • Zhou, Bin
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    Abstract

    A new estimation is proposed for seemingly unrelated nonparametric regression models where variance of disturbance in an equation is larger than that in the preceding equation, and all of the correlation coefficients between the disturbances across the equations are positive.

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    File URL: http://www.sciencedirect.com/science/article/B6V84-4NPG06S-5/1/05a023aea1951b18792915776c2582a9
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    Bibliographic Info

    Article provided by Elsevier in its journal Economics Letters.

    Volume (Year): 99 (2008)
    Issue (Month): 2 (May)
    Pages: 223-227

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    Handle: RePEc:eee:ecolet:v:99:y:2008:i:2:p:223-227

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    Web page: http://www.elsevier.com/locate/ecolet

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    References

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    1. Kurata, Hiroshi, 1999. "On the Efficiencies of Several Generalized Least Squares Estimators in a Seemingly Unrelated Regression Model and a Heteroscedastic Model," Journal of Multivariate Analysis, Elsevier, vol. 70(1), pages 86-94, July.
    2. Gallant, A. Ronald, 1975. "Seemingly unrelated nonlinear regressions," Journal of Econometrics, Elsevier, vol. 3(1), pages 35-50, February.
    3. Liu, Aiyi, 2002. "Efficient Estimation of Two Seemingly Unrelated Regression Equations," Journal of Multivariate Analysis, Elsevier, vol. 82(2), pages 445-456, August.
    4. Mandy, David M. & Martins-Filho, Carlos, 1993. "Seemingly unrelated regressions under additive heteroscedasticity : Theory and share equation applications," Journal of Econometrics, Elsevier, vol. 58(3), pages 315-346, August.
    5. Smith, Michael & Kohn, Robert, 2000. "Nonparametric seemingly unrelated regression," Journal of Econometrics, Elsevier, vol. 98(2), pages 257-281, October.
    6. Ng, Vee Ming, 2002. "Robust Bayesian Inference for Seemingly Unrelated Regressions with Elliptical Errors," Journal of Multivariate Analysis, Elsevier, vol. 83(2), pages 409-414, November.
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    Cited by:
    1. Bin Zhou & Qinfeng Xu & Jinhong You, 2011. "Efficient estimation for error component seemingly unrelated nonparametric regression models," Metrika, Springer, vol. 73(1), pages 121-138, January.

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