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A difference-in-differences study using 2013 to 2023 data finds US-China trade friction raised China's grain import prices, increased price volatility, reduced import volumes and lowered import diversification. The paper was published in Frontiers in July 2025.
The findings suggest China's grain import disruption from trade tensions has lasting effects on price and volume, supporting firmer import-side price pressure for grains.
在过去 1,040 次看涨的报告事件之后,玉米 在 5 个交易日内中位数变动 +0.5%(62% 上涨;中间一半区间为 -0.9% 至 +2.0%),20 个交易日内为 +0.8%。
在过去 769 次看涨的报告事件之后,小麦(SRW) 在 5 个交易日内中位数变动 +0.2%(53% 上涨;中间一半区间为 -1.4% 至 +2.0%),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。