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An IATP policy brief analyzes the agricultural biotechnology provisions of the USMCA, which took effect in July 2020. It argues the final text does not restrict domestic policy choices as agribusiness had hoped.
The brief frames how USMCA rules could constrain Mexico's efforts to limit GM corn, which bears on the trade flows of US corn into the largest importer. Its near-term price effect is limited.
After 439 past neutral policy events, Corn moved a median +0.1% over 5 sessions (51% higher; middle half -1.3% to +1.2%), and +1.1% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.