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一个Cournot游戏的动态与有限的理性公司和各种规模效应
Xiaoliang Li1, Bo Li2, Li Su3
1School of Business, Guangzhou College of Technology and Business, Guangzhou, China.
PloS one
|May 28, 2024
概括
本研究分析了动态的Cournot竞争与非线性需求和成本. 它揭示了规模经济可以导致多个稳定的平衡和复杂的市场动态,包括混乱的行为.
科学领域:
- 经济学 经济学 经济学
- 游戏理论 游戏理论
- 数学建模的数学建模
背景情况:
- 动态 Cournot 竞争模式市场有多家公司.
- 非线性需求和成本函数提供了更现实的经济场景.
- 规模经济显著影响市场稳定性和平衡结果.
研究的目的:
- 分析一个动态的Cournot游戏与非线性需求和成本函数.
- 调查市场供应,平衡和同质和异质企业下的稳定性.
- 探索复杂的动态和多重平衡在双制设置.
主要方法:
- 市场供给和平衡的分析表达式.
- 进行比较静态分析以了解参数效应.
- 符号计算方法 (三角分解,部分圆柱形代数分解) 用于复杂的平衡分析.
- 数字模拟用于探索动态行为.
主要成果:
- 在同质情况下,市场供应和平衡的分析表达式.
- 鉴定由于规模经济而导致多重稳定平衡的条件.
- 在异质二重制的情况下发现两个稳定的正平衡的潜在共存.
- 复杂动态的观测,包括周期性和混乱的轨道,以及复杂的盆地结构.
结论:
- 需求和成本函数的非线性,再加上规模经济,可以产生复杂的市场行为.
- 该研究表明,在寡头市场中,可能存在多个稳定的平衡和混乱的动态.
- 先进的计算方法对于用封闭式解决方案分析复杂的经济模型至关重要.
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