Robles, Miguel; Torero, Maximo; von Braun, Joachim - International Food Policy Research Institute (IFPRI) - 2009
creating a positive feedback loop with high food prices, they took on a life of their own, increasing price levels and price … and demand fundamentals cannot fully explain the recent drastic increase in food prices. Rising expectations, speculation …, hoarding, and hysteria also played a role in the increasing level and volatility of food prices. The flow of speculative …