Wall Street’s rebound since late March has been driven by the smallest number of stocks on record, pushing US market concentration to an all-time high and prompting warnings about the “fragility” of the rally.
始于3月下旬的华尔街涨势由史上数量最少的个股推动，这使得美国市场的集中度达到历史新高，并引发有关此轮涨势“脆弱性”的警告。
您已阅读5%（270字），剩余95%（5126字）包含更多重要信息，订阅以继续探索完整内容，并享受更多专属服务。