美联储难办了？美国3月PPI同比增长2.1%，低于预期2.2%；美国3月核心PPI同比增长2.4%，增幅高于预期值2.3%和前值2%。3月份核心PPI通胀(成品油版本)的3个月年化变化率上升至+3.6％。超级财经认为，美国通胀仍具有粘性，这或迫使美联储推迟首次降息时间。PPI for March came in at +2.1% YoY, below expectations of +2.2% YoY. PPI for March came in at +0.2% MoM, below expectations of +0.3% MoM. The 3-month annualized change in core PPI inflation (finished goods version) rose to +3.6% in March