Stability properties of a Cournot-type oligopoly model with time delay

The paper studies a Cournot game involving n private firms, where the firms’ interactions are analyzed in a discrete-time setting with time delay. The past production levels of other private firms have an impact on the production levels of each private firm. We performed a local stability analysis o...

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Main Author: Culda Loredana Camelia
Format: Article
Language:English
Published: Sciendo 2023-06-01
Series:Annals of the West University of Timisoara: Mathematics and Computer Science
Subjects:
Online Access:https://doi.org/10.2478/awutm-2023-0010
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author Culda Loredana Camelia
author_facet Culda Loredana Camelia
author_sort Culda Loredana Camelia
collection DOAJ
description The paper studies a Cournot game involving n private firms, where the firms’ interactions are analyzed in a discrete-time setting with time delay. The past production levels of other private firms have an impact on the production levels of each private firm. We performed a local stability analysis on the nonlinear system associated with the model and found that it has only one equilibrium point, which is asymptotically stable if and only if some conditions involving the number of firms, the degree of product di erentiation and the time delay are fulfilled. In addition, numerical examples are presented in this paper, which illustrate the theoretical results obtained.
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spelling doaj.art-6264f13ec2704351aed28f9b0c7fecd92023-12-04T08:02:53ZengSciendoAnnals of the West University of Timisoara: Mathematics and Computer Science1841-33072023-06-0159112112910.2478/awutm-2023-0010Stability properties of a Cournot-type oligopoly model with time delayCulda Loredana Camelia01West University of Timisoara, Department of Mathematics, Timisoara, RomaniaThe paper studies a Cournot game involving n private firms, where the firms’ interactions are analyzed in a discrete-time setting with time delay. The past production levels of other private firms have an impact on the production levels of each private firm. We performed a local stability analysis on the nonlinear system associated with the model and found that it has only one equilibrium point, which is asymptotically stable if and only if some conditions involving the number of firms, the degree of product di erentiation and the time delay are fulfilled. In addition, numerical examples are presented in this paper, which illustrate the theoretical results obtained.https://doi.org/10.2478/awutm-2023-0010equilibrium pointlocal stabilityoligopoly gamebifurcations34d2091a5091b55
spellingShingle Culda Loredana Camelia
Stability properties of a Cournot-type oligopoly model with time delay
Annals of the West University of Timisoara: Mathematics and Computer Science
equilibrium point
local stability
oligopoly game
bifurcations
34d20
91a50
91b55
title Stability properties of a Cournot-type oligopoly model with time delay
title_full Stability properties of a Cournot-type oligopoly model with time delay
title_fullStr Stability properties of a Cournot-type oligopoly model with time delay
title_full_unstemmed Stability properties of a Cournot-type oligopoly model with time delay
title_short Stability properties of a Cournot-type oligopoly model with time delay
title_sort stability properties of a cournot type oligopoly model with time delay
topic equilibrium point
local stability
oligopoly game
bifurcations
34d20
91a50
91b55
url https://doi.org/10.2478/awutm-2023-0010
work_keys_str_mv AT culdaloredanacamelia stabilitypropertiesofacournottypeoligopolymodelwithtimedelay