V2EX market-cap weighting

Market-cap Weighting

定义 Definition

市值加权:一种指数或投资组合的权重分配方法,成分股(或资产)的权重按其市值(market capitalization)大小决定;市值越大,权重越高。常见于如标普500等主流股票指数。该术语也可写作 market cap weighting / market capitalization weighting

发音 Pronunciation (IPA)

/mrkt kp wet/

词源 Etymology

由三部分构成:market(市场)+ cap(capitalization 的缩写,指“市值/资本化”)+ weighting(加权、赋权)。整体字面意思是“按市场资本化规模来赋权”,在现代指数编制与被动投资语境中广泛使用。

例句 Examples

Most broad stock indexes use market-cap weighting.
大多数宽基股票指数都采用市值加权。

In a market-cap weighting scheme, mega-cap companies can dominate index performance even if many smaller firms do well.
在市值加权机制下,即使许多小公司表现不错,超大市值公司也可能主导指数的整体表现。

相关词 Related Words

文学与著作中的用例 Notable Works

  • A Random Walk Down Wall Street(Burt G. Malkiel)讨论指数投资与常见指数构建方式(包括市值加权)的影响。
  • Common Sense on Mutual Funds(John C. Bogle)围绕指数基金与市值加权市场组合的理念展开。
  • CFA Program Curriculum(CFA Institute)在指数编制、投资组合管理与基准比较章节中系统使用并解释该术语。
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