We study the asymptotics for the maximum on a random time interval of a random walk with a long-tailed distribution of its increments and negative drift. We extend to a general stopping time a result by Asmussen, simplify its proof and give some converses.
@article{1042765662,
author = {Foss, Serguei and Zachary, Stan},
title = {The maximum on a random time interval of a random walk with long-tailed increments and negative drift},
journal = {Ann. Appl. Probab.},
volume = {13},
number = {1},
year = {2003},
pages = { 37-53},
language = {en},
url = {http://dml.mathdoc.fr/item/1042765662}
}
Foss, Serguei; Zachary, Stan. The maximum on a random time interval of a random walk with long-tailed increments and negative drift. Ann. Appl. Probab., Tome 13 (2003) no. 1, pp. 37-53. http://gdmltest.u-ga.fr/item/1042765662/