美国：优质牛肉、咖啡等商品获得关税豁免。调整后的农产品关税于11月13日生效。

Core Points - The U.S. has granted tariff exemptions for high-quality beef, coffee, and other products [1] - The adjusted agricultural tariffs will take effect on November 13 [1] Group 1 - The exemption of tariffs on premium beef and coffee indicates a strategic move to support specific agricultural sectors [1] - The implementation date of the new agricultural tariffs suggests a timeline for market adjustments and potential impacts on pricing [1]