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Journal ArticleDOI

Pseudocontinuous functions and existence of Nash equilibria

Jacqueline Morgan, +1 more
- 01 Feb 2007 - 
- Vol. 43, Iss: 2, pp 174-183
TLDR
In this paper, the existence of Nash equilibria for games with pseudocontinuous payoffs is proved and a maximum theorem is proved for such a class of functions and connections with similar results are investigated.
About
This article is published in Journal of Mathematical Economics.The article was published on 2007-02-01. It has received 59 citations till now. The article focuses on the topics: Nash equilibrium.

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Citations
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Generalized Nash Equilibria for the Service Provisioning Problem in Multi-Cloud Systems

TL;DR: A game-theoretic approach for the runtime management of resources from multiple IaaS providers to be allocated to multiple competing SaaSs, along with a cost model including revenues and penalties for requests execution failures is proposed.
Journal ArticleDOI

On the existence of Nash equilibrium in discontinuous games

TL;DR: In this article, a new notion of very weak continuity, called quasi-weak transfer continuity, is introduced, which guarantees the existence of pure strategy Nash equilibrium in compact and quasiconcave games.
Journal ArticleDOI

Service Provisioning Problem in Cloud and Multi-Cloud Systems

TL;DR: This paper aims to study the hourly basis service provisioning problem through a generalized Nash game model from the perspective of Software as a service (SaaS) providers that want to minimize the costs associated with the virtual machine instances allocated in a multiple Infrastructures as a Service scenario while avoiding incurring penalties for execution failures and providing quality of service guarantees.
Journal ArticleDOI

Essential equilibria of discontinuous games

Vincenzo Scalzo
- 01 Sep 2013 - 
TL;DR: In this article, it was shown that games with essential Nash equilibria are the generic case when their potentials satisfy a condition called weak upper pseudocontinuity, which is weaker than upper semiconductinuity.
Journal ArticleDOI

Location of Nash equilibria: A Riemannian geometrical approach

TL;DR: In this article, the existence and location of Nash equilibrium points are studied for a large class of a finite family of payoff functions whose domains are not necessarily convex in the usual sense; the geometric idea is to embed these non-convex domains into suitable Riemannian manifolds regaining certain geodesic convexity properties of them.
References
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Book ChapterDOI

Stability in Competition

TL;DR: In this paper, it was shown that if the purveyor of an article gradually increases his price while his rivals keep theirs fixed, the diminution in volume of his sales will in general take place continuously rather than in the abrupt way which has tacitly been assumed.
Journal ArticleDOI

Equilibrium points in n-person games

TL;DR: A concept of an n -person game in which each player has a finite set of pure strategies and in which a definite set of payments to the n players corresponds to each n -tuple ofpure strategies, one strategy being taken for each player.
Book ChapterDOI

Non-cooperative games

John F. Nash
TL;DR: In this article, it was shown that the set of equilibrium points of a two-person zero-sum game can be defined as a set of all pairs of opposing "good" strategies.
Journal ArticleDOI

A further generalization of the kakutani fixed point theorem, with application to nash equilibrium points

TL;DR: In this article, it was shown that Kakutani's fixed point theorem may be extended to convex linear topological spaces and implies the minimax theorem for continuous games with continuous payoff and the existence of Nash equilibrium points.
Journal ArticleDOI

The Existence of Equilibrium in Discontinuous Economic Games, I: Theory

TL;DR: In this article, the existence of Nash equilibrium in games where agents' payoff functions are discontinuous is investigated, and it is shown that the payoff functions in mildly modified versions of these constructs exhibit two weaker forms of continuity which, together with the requirement of quasi-concavity, suffice for the presence of an equilibrium.