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   Rising production costs and growing ethanol use in Brazil,
combined with policy-induced production swings across Asian countries,
        are the main sources of higher and more-volatile sugar prices.


By Michael McConnell, Erik Dohlman & Stephen Haley*
      World sugar prices soared to a 29-year high of nearly 30 cents a pound in early 2010 before falling back to half that level by early summer.** Still, they remain 50% higher than average over the past 20 years. Was this price spike a temporary oscillation caused by a supply shock, or does it reflect a more permanent fundamental shift in global market dynamics?