花旗：是时候告别“七巨头”概念了
Why it’s time to retire the Magnificent Seven as a stock-market talking point, say these strategists
Magnificent Seven as a group is underperforming the broader market this year, but strategists at Citi argue it’s no longer a grouping that even makes sense to think about it.
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