美国总统特朗普表态无意解雇美联储主席杰罗姆·鲍威尔，暂时缓解了市场对央行独立性的担忧，推动美元指数周三触及99.9340的一周高位。

　　然而这种涨势未能延续。Pepperstone策略师迈克尔·布朗在研报中指出，伴随‘美国例外主义’神话的破灭，加之美元已成为‘承受特朗普政策反复无常风险敞口最大的单一资产’，任何汇率反弹都难以持久。

　　截至发稿，美元指数下跌0.2%至99.6080，较前日高点明显回落。

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