A good sign for the Argentine farm economy: during the past January, the Buenos Aires Futures Exchange (MATBA) operated 3.2 million metric tons of grains futures, growing 14% versus January 2017 and beating a new record for this month reaching 60 MMT. In the previous years (2015 to 2017) MATBA operated between 1.5 and 1.9 MMT of futures contracts in January. The first large step occurred in 2018 when volume jumped to 2.8 MMT, but now the trend seems to secure and the wheat is the “star” crop. As its output…