美联储洛根：关键风险在于更高的短期通胀预期是否会变得根深蒂固。

Group 1 - The core concern highlighted by the Federal Reserve's Logan is whether higher short-term inflation expectations will become entrenched [1] Group 2 - The statement indicates that the central bank is closely monitoring inflation trends and their potential long-term impacts on the economy [1] - There is an emphasis on the importance of managing inflation expectations to ensure economic stability [1] - The remarks suggest that the Federal Reserve may adjust its monetary policy in response to persistent inflation signals [1]