微观经济学名词解释——消费者均衡,等产量线,生产者均衡,公共物品,逆向选择

2024-12-11 06:12:03
推荐回答(2个)
回答1:

预算线与无差异曲线相切那一点的商品组合。

回答2:

消费者均衡是研究单个消费者在既定收入条件下实现效用最大化的均衡条件。是指在既定收人和各种商品价格的限制下选购一定数量的各种商品,以达到最满意的程度,称为消费者均衡。消费者均衡是消费者行为理论的核心。
等产量线定义:技术水平不变的条件下生产同一产量的两种生产要素投入量的所有不同组合的轨迹   反映的是两种投入和一种产出的关系。它是一条无差异曲线。 两种投入的不同组合,带来的产量是无差异的。
所谓生产者均衡是指在既定成本下,如何实现产量最大化。所谓产量最大化是在既定成本下实现产量最大化。
公共物品即具有非竞争性、非排他性、不能依靠市场力量实现有效配置的产品。
所谓“逆向选择”应该定义为信息不对称所造成市场资源配置扭曲的现象。经常存在于二手市场、保险市场。虽然“逆向选择”的含义与信息不对称和机会主义行为有关,却超出了这两者所能够涵盖的范围之外,“逆向选择”是制度安排不合理所造成市场资源配置效率扭曲的现象,而不是任何一个市场参与方的事前选择。

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