V2EX excludable

Excludable

定义 Definition

excludable(可排他/可排除的):指某种资源、物品或服务在技术上或制度上可以阻止未付费者或未被授权者使用。常用于经济学中描述“可排他性”(excludability),与公共物品/俱乐部物品等概念相关。(也可泛指“可被排除在外的”。)

发音 Pronunciation

/kskludbl/

例句 Examples

Access to the gym is excludable with a membership card.
使用会员卡可以将健身房的使用权设为可排他的(非会员可被排除)。

Although the park is usually open, the service becomes excludable when the city charges an entry fee and controls the gates.
尽管公园通常对外开放,但当市政府收取门票并控制入口闸门时,这项服务就变得可排他(可将未付费者排除在外)。

词源 Etymology

来自动词 exclude(排除、把……拒之门外)+ 形容词后缀 -able(“能够……的/可……的”)。因此 excludable 字面意思就是“能够被排除(在外)的/可以实施排他性的”。

相关词 Related Words

文学与作品 Literary Works

  • Principles of Economics(N. Gregory Mankiw):在讲解公共物品与私人物品分类时常用 excludable/nonexcludable
  • Intermediate Microeconomics(Hal R. Varian):在物品属性与市场机制讨论中会出现 excludable 的用法。
  • Microeconomic Theory(Andreu Mas-Colell, Michael D. Whinston, Jerry R. Green):在更理论化的公共物品与机制设计相关章节中使用该术语。
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