- Estimating the Conditional Single-Index Error Distribution with A Partial Linear Mean Regression
- Jun Zhang, Zhenghui Feng, Peirong Xu
- Test Volume 24, Issue 1 , pp 61-83
- 2279 20160221 () Views:26765
- In this paper,we present amethod for estimating the conditional distribution
function of the model error. Given the covariates, the conditional mean function is
modeled as a partial linear model, and the conditional distribution function of model
error is modeled as a single-index model. To estimate the single-index parameter,
we propose a semi-parametric global weighted least-squares estimator coupled with
an indicator function of the residuals. We derive a residual-based kernel estimator to
estimate the unknown conditional distribution function. Asymptotic distributions of
the proposed estimators are derived, and the residual-based kernel process constructed
by the estimator of the conditional distribution function is shown to converge to a
Gaussian process. Simulation studies are conducted and a real dataset is analyzed to
demonstrate the performance of the proposed estimators.
- JEL-Codes:
- Keywords: Conditional distribution function · Empirical process · Kernel smoothing · Partial linear models · Single-index
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