鲍威尔为美联储独立性站台，硬刚特朗普，黄金能否再次狂飙？

Group 1 - Federal Reserve Chairman Jerome Powell plans to attend an oral argument at the U.S. Supreme Court regarding whether President Trump has the authority to dismiss Federal Reserve Governor Lisa Cook [2][4] - Powell is currently under criminal investigation by the U.S. Attorney's Office for Washington, D.C., related to a multi-billion dollar renovation project at the Federal Reserve headquarters and associated congressional testimony [4] - The issue of whether the President can dismiss a Federal Reserve governor in the manner attempted by Trump is viewed internally at the Federal Reserve as a fundamental question concerning the survival of the central bank [4] Group 2 - The U.S. Treasury market is experiencing a sell-off, exacerbated by concerns over the long-term fiscal situation in Washington, as the U.S. threatens to impose tariffs related to Greenland, weakening demand for U.S. assets [5] - Following a holiday market closure, the yields on 10-year and 30-year U.S. Treasury bonds rose by at least 3 basis points during Asian trading hours [8] - The sell-off in U.S. Treasuries has led to a weaker dollar, providing strong support for gold prices [8]