Weakly dependent chains with infinite memory

被引:79
作者
Doukhan, Paul [1 ,2 ]
Wintenberger, Olivier [1 ]
机构
[1] Univ Paris 01, CNRS, Ctr Econ Sorbonne, SAMOS MATISSE Stat Appl & MOdelisat Stochast, F-75634 Paris 13, France
[2] Stat Lab, LS CREST, F-92240 Malakoff, France
关键词
Time series; Weak dependence; Central limit theorems; Uniform laws of large numbers; Strong invariance principles;
D O I
10.1016/j.spa.2007.12.004
中图分类号
O21 [概率论与数理统计]; C8 [统计学];
学科分类号
020208 ; 070103 ; 0714 ;
摘要
We prove the existence of a weakly dependent strictly stationary solution of the equation X-t = F(Xt-1, Xt-2, Xt-3....;zeta(t)) W called a chain with infinite memory. Here the innovations zeta(t) constitute an independent and identically distributed sequence of random variables. The function F takes values in some Banach space and satisfies a Lipschitz-type condition. We also study the interplay between the existence of moments, the rate of decay of the Lipschitz coefficients of the function F and the weak dependence properties. From these weak dependence properties, we derive strong laws of large number, a central limit theorem and a strong invariance principle. (C) 2007 Elsevier B.V. All rights reserved.
引用
收藏
页码:1997 / 2013
页数:17
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