白银重挫，黄金震荡！特朗普见泽连斯基，排除美俄乌三方会

Market Performance - On October 17, US stock indices collectively rose, with the Dow Jones up 0.52%, S&P 500 up 0.53%, and Nasdaq up 0.52% [2] - After adjustments in the previous week, the US stock market showed a rebound this week, with the Dow, S&P 500, and Nasdaq increasing by 1.56%, 1.70%, and 2.14% respectively [3] Technology Sector - Major US tech stocks mostly saw gains, with the Tech Giants Index closing up 0.86%. Tesla rose over 2%, Apple nearly 2%, and Nvidia up 0.78%, while Amazon fell by 0.67% [5] Chinese Stocks - The Nasdaq Golden Dragon China Index fell by 0.14%. Notable individual stock performances included Futu Holdings rising over 4%, and Alibaba, Yum China, and Huazhu Group each rising over 1%. However, stocks like Xpeng and Kingsoft Cloud saw declines of over 4% [5] Precious Metals - International precious metal prices experienced a significant drop, with gold prices falling below $4300 per ounce, and silver prices seeing their largest decline in over six months. Gold futures dropped by 0.85% and silver futures fell by over 5% [6][7] - Since late August, gold prices have been on an upward trend, breaking multiple key levels, but the rapid increase has led to a crowded trade situation, with 39% of investors still not holding gold [7][9] Tariffs and Trade - On October 17, President Trump signed an executive order imposing a 25% tariff on imports of medium and heavy trucks and parts, and a 10% tariff on imported buses, effective November 1 [10]