CBOT January 2019 soybeans, with Bollinger (20,2) bands. (Barchart)

U.S. grains: Soybeans firm on China trade hopes

Chicago | Reuters –– U.S. soybean futures firmed for the fifth time in six sessions on Friday on solid weekly export sales data and short-covering ahead of the weekend as the market waited for signs that China may soon resume purchases from the United States. Corn also advanced and wheat climbed to a 5-1/2 week