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Abstract:
在文献中,回归系数的两步估计是通过在最佳线性无偏估计中用方差参数的估计量取代方差参数来获得的.本文考虑了Fay-Herriot模型中两步估计的均方误差矩阵问题.当方差分量倒数的估计量是基于普通最小二乘残差时,建立了两步估计的均方误差矩阵和估计量偏差之间的直接关系.此外,给出了两步估计的均方误差矩阵的界.最后,把上面的结果推广到估计量不是基于普通最小二乘残差的一般条件下.
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Source :
数学学报
Year: 2009
Issue: 02
Volume: 52
Page: 315-322
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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