• A system dynamics study of instability in the Colombian coffee market 

      Velasquez, Juan Fernando Perez (Master thesis, 2010-08-04)
      The coffee market in Colombia is highly unstable, being moreunstable in the last 20 years (since theremoval of the ICO agreement). During 1980 and 1990 thecoffee price was varying around 8%around a mean and over the last ...