精选70MarketWatch（RSS）股市
标普500或迎2014年来首次七月下跌，芯片股创24年最差月度表现
S&P 500 heads for the first July decline since 2014. Here are the stocks that led the selloff.
After a whipsaw end to the month, the stock market’s decline was highlighted by the worst month for chip stocks in 24 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