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Chipotle上调销售预期，生菜疫情拖累客流
Chipotle lifts its sales forecast even as a lettuce-linked outbreak slows foot traffic
Mexican fast-casual chain acknowledged ‘softening’ traffic in the second half of July, but it’s taking a rosier view of its full-year prospects.
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