美股全线下挫，原油高台跳水，携程大跌17%

Market Overview - US stock markets experienced a broad decline, with the Dow Jones falling by 42.36 points (0.09%) to 49,149.63, the Nasdaq dropping by 1.00% to 23,471.75, and the S&P 500 decreasing by 0.53% to 6,926.60 [3] - Major bank stocks continued to struggle, with Wells Fargo down 4.6%, Citigroup and Bank of America both declining over 3% due to weak investment banking performance [3] - Notable technology stocks also faced losses, with Nvidia down 1.4%, Tesla down 1.8%, and Microsoft and Amazon both down 2.4% [3] Economic Data - The US retail sales for November increased by 0.6%, the highest growth since July of the previous year, surpassing market expectations of 0.4% [4] - Core retail sales, excluding automobiles, rose by 0.5%, with 10 out of 13 categories showing growth [4] - The Producer Price Index (PPI) for November rose by 0.2% month-on-month and 3.0% year-on-year, with energy prices contributing significantly to the increase [5] Real Estate Market - December home sales in the US reached their highest level in nearly three years, driven by declining mortgage rates [5] - Analysts predict that the positive growth momentum observed in the second half of 2025 will continue into 2026, supported by an improving labor market and further slight declines in mortgage rates [5] Federal Reserve Insights - The Federal Reserve's Beige Book indicated that economic activity grew at a slight to moderate pace in 8 out of 12 districts, with a generally optimistic outlook for future growth [6] - Fed officials expect inflation to gradually decline in 2026, with economic growth stabilizing around 2% [6] - Market expectations suggest that the Fed will maintain interest rates in the first half of the year, with potential rate cuts anticipated later in the year [6] Bond Market - US Treasury yields fell, with the 10-year yield decreasing by 3.1 basis points to 4.14% and the 2-year yield down by 1.4 basis points to 3.51% [7] Commodity Market - International oil prices saw a significant drop, with WTI and Brent crude oil contracts retreating from earlier gains, both down approximately 1.5% [8] - Precious metals experienced strong gains, with gold futures rising by 0.81% to $4,626.30 per ounce and silver futures increasing by 5.81% to $90.86 per ounce, reaching historical highs [8]