Large deviations for the time-integrated negative parts of some processes

被引:2
作者
Macci, Claudio [1 ]
机构
[1] Univ Roma Tor Vergata, Dipartimento Matemat, I-00133 Rome, Italy
关键词
large deviations; ruin theory; levy process;
D O I
10.1016/j.spl.2007.05.024
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
In this paper we consider a family of processes which satisfies the large deviation principle with a good rate function; then we prove the large deviation principle for the family of the corresponding time-integrated negative parts, with the application of the so-called contraction principle. An explicit expression of the rate function is presented for a class of examples. (C) 2007 Elsevier B.V. All rights reserved.
引用
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页码:75 / 83
页数:9
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