https://doi.org/10.1590/1806-9479.2021.250643
resr, vol.60, e250643, 2022 Impacts of El Niño southern oscillation on hedge strategies for Brazilian corn and soybean futures contracts1 soybean, corn, effectiveness, optimal hedge ratio, cross hedge ORIGINAL ARTICLE
resr, vol.60, e250643, 2022 Impacts of El Niño southern oscillation on hedge strategies for Brazilian corn and soybean futures contracts1 soybean, corn, effectiveness, optimal hedge ratio, cross hedge ORIGINAL ARTICLE