精选49MarketWatch（RSS）股市多源精选 ×5
Meta股价大跌，华尔街担忧AI支出过高
Meta’s stock falls hard. Here’s why the company is in Wall Street’s doghouse.
Meta’s spending on AI is ramping, and investors want proof that the company can make serious money in areas other than advertising.
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