<span>In 2012, falling supply or increased demand of food had a significant effect on food prices.
When there is a falling supply of goods, prices tend to increase with the constant demand for such goods. If there is an increased demand for food, sellers tend to increase prices to get more profit from such demands.
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Cuts the power of American businesses--American businesses have used their economic power to leverage political power in many countries including Cuba.
By nationalizing American businesses (government control of the business), the government is able to manage the economic power of those businesses. Americans have used their economic control to leverage political power in places like Hawaii, Latin America, Mexico, and in Cuba. This would explain why Castro would want to take control of American businesses.
Mexico, It is the southern border to the United States.