Piecewise constant local martingales with bounded numbers of jumps

被引:0
|
作者
Ruf, Johannes [1 ]
机构
[1] London Sch Econ & Polit Sci, Dept Math, London, England
关键词
local martingale; continuous-time; discrete-time;
D O I
10.1214/17-ECP64
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
A piecewise constant local martingale M with boundedly many jumps is a uniformly integrable martingale if and only if M 1 is integrable.
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页数:5
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