精选70MarketWatch（RSS）股市
标普500处于关键十字路口，跌破支撑或预示更多下跌
The S&P 500 is at a critical crossroads. A break lower could signal more losses ahead.
The S&P 500 on Thursday finished right on the cusp of a critical support line that, if broken, could portend more losses for stocks in the coming days and weeks.
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