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First to reach n game

Volkov, Stanislav LU orcid and Wiktorsson, Magnus LU orcid (2026) In Statistics and Probability Letters 235.
Abstract
We consider a game with two players, consisting of a number of rounds, where the first player to win rounds becomes the overall winner. Who wins each individual round is governed by a certain urn having two types of balls (type 1 and type 2). At each round, we randomly pick a ball from the urn, and its type determines which of the two players wins. We study the game under three regimes. In the first and third regimes, a ball is taken without replacement, whilst in the second regime, it is returned to the urn with one more ball of the same colour. We study the properties of the random variables equal to the properly defined overall net profits of the players, and the results are drastically different in all three regimes.
Please use this url to cite or link to this publication:
author
and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Gambler’s ruin problem, Rubin’s construction, Pólya’s urn
in
Statistics and Probability Letters
volume
235
article number
110713
pages
8 pages
publisher
Elsevier
ISSN
0167-7152
DOI
10.1016/j.spl.2026.110713
language
English
LU publication?
yes
id
080c9e3b-cd87-409e-905e-535460c1e345
alternative location
https://linkinghub.elsevier.com/retrieve/pii/S0167715226000775
date added to LUP
2026-03-12 11:40:07
date last changed
2026-03-16 09:35:26
@article{080c9e3b-cd87-409e-905e-535460c1e345,
  abstract     = {{We consider a game with two players, consisting of a number of rounds, where the first player to win rounds becomes the overall winner. Who wins each individual round is governed by a certain urn having two types of balls (type 1 and type 2). At each round, we randomly pick a ball from the urn, and its type determines which of the two players wins. We study the game under three regimes. In the first and third regimes, a ball is taken without replacement, whilst in the second regime, it is returned to the urn with one more ball of the same colour. We study the properties of the random variables equal to the properly defined overall net profits of the players, and the results are drastically different in all three regimes.}},
  author       = {{Volkov, Stanislav and Wiktorsson, Magnus}},
  issn         = {{0167-7152}},
  keywords     = {{Gambler’s ruin problem; Rubin’s construction; Pólya’s urn}},
  language     = {{eng}},
  month        = {{08}},
  publisher    = {{Elsevier}},
  series       = {{Statistics and Probability Letters}},
  title        = {{First to reach  n  game}},
  url          = {{http://dx.doi.org/10.1016/j.spl.2026.110713}},
  doi          = {{10.1016/j.spl.2026.110713}},
  volume       = {{235}},
  year         = {{2026}},
}