宏观数据即时点评：美国1月份CPI超预期，核心通胀粘性较强

Group 1: CPI Data Overview - January CPI year-on-year growth was 3%, exceeding the expected 2.9% and the previous value of 2.9%[2] - Core CPI year-on-year growth was 3.3%, higher than the expected 3.1% and the previous value of 3.2%[2] - Month-on-month CPI growth was 0.5%, above the expected 0.3% and previous value of 0.4%[2] - Month-on-month core CPI growth was 0.4%, surpassing the expected 0.3% and previous value of 0.2%[2] Group 2: Market Reactions and Implications - Despite the higher-than-expected inflation data, U.S. stock markets remained stable due to dovish comments from Federal Reserve Chairman Powell and President Trump's statements[2] - Trump called for lower interest rates to reduce costs for foreign companies investing in the U.S., which may not directly influence Fed policy decisions[2] - The Fed is expected to maintain current interest rates longer, with a low likelihood of resuming rate hikes due to stable economic conditions[2] Group 3: Price Contributions - Food prices increased by 2.5% year-on-year, contributing 0.32% to the CPI[3] - Energy prices rebounded, with energy goods showing a month-on-month growth of 1.9% and gasoline prices increasing by 4.1%[3] - The core CPI's stickiness is attributed to the service sector, with notable increases in transportation services and vehicle insurance costs[4]