Econometric applications of high-breakdown robust regression techniques

被引:81
作者
Zaman, A
Rousseeuw, PJ
Orhan, R [1 ]
机构
[1] Fatih Univ, Dept Econ & Comp Sci, Istanbul, Turkey
[2] Lahore Univ Management Sci, Lahore, Pakistan
[3] Univ Instelling Antwerp, Dept Math & Comp Sci, Antwerp, Belgium
关键词
high breakdown estimates; masking; robust regression; outlier; leverage point; least trimmed squares (LTS); minimum covariance determinant (MCD);
D O I
10.1016/S0165-1765(00)00404-3
中图分类号
F [经济];
学科分类号
02 ;
摘要
A literature search shows that robust regression techniques are rarely used in applied econometrics. We present a technique based on Rousseeuw and Van Zomeren [Journal of the American Statistical Association, 85 (1990) 633-639] that removes many of the difficulties in applying such techniques to economic data. We demonstrate the value of these techniques by re-analyzing three OLS-based regressions from the literature. (C) 2001 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:1 / 8
页数:8
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