美元指数跌破100！

Group 1: U.S. Treasury Market Dynamics - The U.S. Treasury market has experienced significant volatility, with the 10-year Treasury yield rising above 4.5% after a sell-off that began on April 7, leading to a nearly 4% decline in prices [2][5] - The sell-off in U.S. Treasuries is attributed to investor concerns over the safety of these bonds, exacerbated by fears of reduced foreign demand due to U.S. tariffs [5][6] - The decline in long-term Treasury prices has been more pronounced compared to short-term bonds, influenced by factors such as hedge fund trading strategies and liquidity pressures [6] Group 2: Dollar Index Performance - The U.S. Dollar Index has seen a cumulative decline of nearly 10% since January, dropping below 100 points for the first time since July 2023 [3][9] - Economic policies under the current U.S. administration have been criticized as potentially leading to recession, with warnings from former Treasury Secretary Summers about rising unemployment and income losses for American households [9][10] - The fluctuations in the Dollar Index are expected to continue, influenced by the differences in monetary policy and economic performance between the U.S. and other economies [10]