V2EX equal-weighted

Equal-weighted

定义 Definition

equal-weighted(等权重的):指在指数、投资组合或统计汇总中,每个成分/项目分配相同的权重,而不是按市值、规模或其他因素加权。(在金融语境中最常见;也可泛指“同等重要、平均分配”的加权方式。)

发音 Pronunciation (IPA)

/ikwl wetd/

例句 Examples

An equal-weighted index gives each stock the same influence.
等权重指数让每只股票的影响力相同。

The fund shifted from a market-cap-weighted benchmark to an equal-weighted approach, which increased exposure to smaller companies and changed its risk profile.
该基金从市值加权基准转为等权重策略,这提高了对小盘公司的配置比例,并改变了其风险特征。

词源 Etymology

equal(相等的)+ weighted(加权的;weight 的过去分词作形容词)构成的复合形容词。常用于金融与数据分析领域,用来对比更常见的 market-cap-weighted(市值加权)等方法;连字符写法在作定语时尤为常见(如 equal-weighted index)。

相关词 Related Words

文学与著作中的用例 Literary & Notable Works

  • A Random Walk Down Wall Street(Burt G. Malkiel)讨论不同指数构建方式(包括等权重与市值加权)的比较与含义。
  • The Little Book of Common Sense Investing(John C. Bogle)在指数投资语境中提及各类指数加权方法与投资影响。
  • Stocks for the Long Run(Jeremy J. Siegel)涉及指数与投资组合构建的讨论中常出现等权重指数作为对照案例。
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