The bottom line is that the current version of US biofuels policy, with its fixed requirement for blending, leads to a greater price response in the event of a crop shortfall – in the short run. We saw this in 2008, and are now seeing it again.
归根结底，当前这种规定一定勾兑量的美国生物能源政策导致了短期内对供求差距的过度价格反映。我们已经在2008年见证了这一点，如今又仿佛昨日重现了。