The paper also analyzes the co-integration test wheat futures prices and the relationship between the spot price.

本文借助协整检验等分析了小麦期货价格和现货价格之间的关系。

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Wheat prices on the Chicago futures market have risen by about 50 percent during the past year, partly because droughts in Australia and Russia have cut back global supply.

芝加哥期货市场上的小麦价格在过去一年里上升了大约百分之50，部分原因是澳大利亚和俄罗斯的干旱导致全球小麦供应量减少。

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Futures prices for wheat had begun to fall even before the ban, in anticipation of a bountiful spring harvest.

因为春季丰收的原因，其实在禁令发布之前，小麦价格就已开始下滑了。

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These exchanged funds (ETFs) purchase a variety of agricultural commodity futures, and increases in the price of wheat, corn, cattle, and other food prices will benefit shareholders of these securities.

FORBES: Trading Food Inflation