美联储主席鲍威尔：需不断维护美联储在通胀方面的信誉。如果对美联储的信誉产生质疑，长期利率将会上升。

Core Viewpoint - The Federal Reserve Chairman Jerome Powell emphasizes the need to maintain the credibility of the Federal Reserve regarding inflation, stating that any doubts about its credibility could lead to an increase in long-term interest rates [1] Group 1 - The Federal Reserve's credibility is crucial for managing inflation effectively [1] - A loss of credibility could result in higher long-term interest rates, impacting economic stability [1]