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A American Journal of International Law case report covers a December 20, 2024 USMCA panel ruling that found Mexico's ban on genetically engineered corn for human consumption inconsistent with the agreement's sanitary and phytosanitary provisions. The report says the panel's reasoning on SPS measures breaks new ground.
Upholding the US challenge weakens Mexico's ban on GM corn and supports continued US corn exports to Mexico, the largest buyer of US corn. Mexico is the top outlet for US corn, so the outcome matters for demand.
cambridge.orgErnesto Hernández-López2025年9月5日在过去 318 次看涨的政策事件之后，玉米 在 5 个交易日内中位数变动 -0.1%（48% 上涨；中间一半区间为 -1.4% 至 +1.5%），20 个交易日内为 -0.2%。
各商品基准价相对事件前最后收盘价的变动。历史数据汇总同类过往事件；仅描述已发生的情况，不代表未来走势。不构成投资建议。
