华尔街越来越难以准确预测美国经济关键报告，专家称这是个问题
It's become almost impossible for Wall Street to accurately forecast one of the most important reports about the US economy, and that's a problem, say...
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经济学家 Jonathan Levin 撰文指出，华尔街已几乎无法准确预测一份最重要的美国经济报告，这正在成为一个问题。预测失准加剧了市场和政策判断的不确定性，其影响值得警惕。