这里的关键是加权指数使得标普500严重依赖于几家头部企业的表现,脱离了股市的真实表现。

来源: 2024-10-22 21:44:36 [博客] [旧帖] [给我悄悄话] 本文已被阅读:

问题的关键不是有涨必有跌,而是标普500不能正确反映股市的真实趋势。

The 10 largest stocks in the S&P 500 currently account for about 36% of the index, far higher than at any other time in the last 40 years.