V2EX average cost

Average Cost

释义 Definition

平均成本:在一定产量下,总成本(Total Cost)除以产量(Quantity)得到的每单位成本。常用于经济学与管理会计中,用来分析规模、效率与定价。
(常见公式:Average Cost = Total Cost / Quantity;在微观经济学里也常写作 AC。)

发音 Pronunciation (IPA)

/vrd kst/(BrE), /vrd kst/(AmE)

例句 Examples

The average cost per unit fell as production increased.
随着产量增加,每单位的平均成本下降了。

To decide whether to expand, the firm compared average cost with marginal revenue across different output levels.
为了决定是否扩张,这家公司在不同产量水平下比较了平均成本与边际收益。

词源 Etymology

average 源自中古法语 avarie(与“海损/损失分摊”有关),后来引申为“按比例分摊、求平均”;cost 来自古法语 coste(费用、代价)。合在一起,average cost 就是“把总费用按产量平均分摊到每一单位上的成本”。

相关词 Related Words

文学与经典作品 Literary Works

  • Principles of Economics(N. Gregory Mankiw)微观经济学中用“average cost (AC)”讲解成本曲线
  • Intermediate Microeconomics(Hal R. Varian)在企业成本与最优化章节反复使用该术语
  • Microeconomic Theory(Mas-Colell, Whinston & Green)以“average cost”讨论成本函数与竞争均衡
  • Principles of Economics(Alfred Marshall)在成本与产业组织相关论述中常见“average cost”的表达
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