大宗商品综述：白银突破60美元再创新高 原油和铜下跌

Oil Market - Crude oil prices have declined for the second consecutive day due to concerns over oversupply and falling refined oil prices, with WTI crude down 1.1% to approximately $58 per barrel [2][6] - The spread between gasoline and crude oil prices has reached its weakest level since February, indicating a significant drop in refined oil demand [2][6] - The U.S. Energy Information Administration projects that U.S. crude oil production will reach a record average of 13.61 million barrels per day this year, exacerbating concerns over short-term oversupply [2][6] Precious Metals - Silver prices surged above $60 per ounce, reaching a new historical high, driven by expectations that the Federal Reserve will further ease monetary policy [3][8] - The spot silver price increased by 4.5% to $60.79 per ounce, supported by tight supply conditions in the market [9][10] - Gold prices also rose, reflecting the overall bullish sentiment in precious metals due to anticipated interest rate cuts by the Federal Reserve [3][10] Base Metals - Copper prices have retreated from historical highs, with a recent peak of $11,771 per ton, as investors adopt a cautious stance ahead of the Federal Reserve's meeting [11][12] - The 14-day relative strength index for copper has recently surpassed 70, indicating potential overextension in price increases [11] - LME copper closed down 1.3% at $11,487 per ton, with other base metals like aluminum, nickel, zinc, tin, and lead also experiencing declines [12]