“…In Colombia, producer associations have enacted mandatory levies on sales of coffee, sugarcane, oil palm, rice, cotton, and cocoa. Some of these associations have established their own research stations, and others have contracted research through CORPOICA, the main public research institute (Estrada, Holmann, and Posada 2002). In 2013, nearly 40 percent of the total spending on agricultural R&D in Colombia was funded through producer levies (Stads et al 2016).…”