“…First, agricultural markets have evolved massively over the course of the past two decades. Quantitatively, the open interests in corn and soybean options and futures are many times what they were 15 years ago (Robe & Roberts, 2019). Qualitatively, changes that could materially impact the manner or the extent of market reactions to USDA news include the growth (and, later, the dominance) of electronic and high‐frequency trading (Haynes & Roberts, 2015; Haynes et al, 2017), the demise of the futures trading pits (Gousgounis & Onur, 2018), and the influx of ever more sophisticated private forecasting services (Karali, Irwin, et al, 2019; McKenzie, 2008).…”