欧美股市全线下跌，黄金白银掉头下行！事关降息，美联储最新发声！

Market Overview - US stock markets opened lower, with the Dow Jones down 0.42%, Nasdaq down 0.44%, and S&P 500 down 0.37% [1] - European stock markets also declined, with Eurostoxx 50 down nearly 1%, FTSE 100 down 0.54%, CAC 40 down 0.68%, DAX down 0.91%, and FTSE MIB down over 1.5% [2][3] Company Performance - Walmart's stock rose over 2% after initially dropping more than 2% in pre-market trading; the company projected adjusted earnings per share for fiscal 2027 to be between $2.75 and $2.85, below market expectations of $2.97 [2] - Amazon has officially surpassed Walmart to become the highest-grossing company globally [2] Commodity Market - International gold and silver prices experienced a sharp decline; gold briefly rose nearly 1% to over $5010 per ounce before falling [3] - Silver's gains significantly narrowed, with an increase of 0.94% at the time of reporting, after peaking at over 2.8% earlier in the day [5] Economic Indicators - The US dollar index rose above 98 for the first time since February 6 [7] - Initial jobless claims in the US for the week ending February 14 were reported at 206,000, the lowest since January 10, indicating a stable labor market [7] - Federal Reserve's Kashkari noted the resilience of the US labor market, despite some slowdown, and emphasized the importance of data-driven decision-making for monetary policy [7]