【美国12月CPI数据速评】美国12月核心CPI涨幅低于预期，创四年新低，显示通胀进一步降温。预计美联储将在本月维持利率不变，此前在2025年末连续三次降息。官员们对于今年还要降息多少仍有分歧，一方面担心关税可能推高价格压力，另一方面也关注劳动力市场的疲软。

Core Insights - The core CPI in the U.S. for December showed a lower-than-expected increase, reaching a four-year low, indicating a further cooling of inflation [1] - The Federal Reserve is expected to maintain interest rates this month, following three consecutive rate cuts at the end of 2025 [1] - There is a divergence among officials regarding the number of rate cuts to be implemented this year, with concerns about tariffs potentially increasing price pressures and attention on the weakness in the labor market [1]