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The mean comparison theorem cannot be extended to the Poisson case

Published online by Cambridge University Press:  14 July 2016

Jan Večeř*
Affiliation:
Columbia University
Mingxin Xu*
Affiliation:
Carnegie Mellon University
*
Postal address: Department of Statistics, Columbia University, New York, NY 10027, USA. Email address: [email protected]
∗∗ Current address: Department of Mathematics and Statistics, University of North Carolina at Charlotte, 9201 University City Boulevard, Charlotte, NC 28223, USA. Email address: [email protected]

Abstract

In this paper, we show that the mean comparison theorem, which is valid for Brownian motion, cannot be extended to Poisson processes. A counterexample in the Poisson case for which the mean comparison theorem does not hold is provided.

MSC classification

Type
Short Communications
Copyright
Copyright © Applied Probability Trust 2004 

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