The article highlights the impact of the United States' decision to remove taxes on Mexico on the Chicago Stock Exchange's corn prices. Prices increased throughout the week due to a decrease in supply, with sellers focusing on field activities. However, uncertainty persists. In Brazil, progress in planting for the second crop has been slow, with only a 4% increase compared to the end of January. As a result, corn prices in Chicago and Brazil's B3 market saw significant increases, with further price hikes possible despite potential price corrections.