精选75MarketWatch（RSS）股市
标普500等权指数大幅跑赢市值加权，资金轮动加速
It’s a tale of two S&P 500s as rotation out of top tech stocks shifts into overdrive
The equal-weighted version of the S&P 500 outperformed its traditional capitalization-weighted sibling this week by the widest margin in six years.
更进一步：量化金融体系
看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力