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…showed last 75 words of 379 total…sending food and goods like tractors. But since oil is expensive and tractors break down it makes it effortless. Making roads and railroad take time and much planning, but in the long run help the country. Wealth usually flows from poor societies to rich nations through taxes. Rich countries may try to help out but they often do the wrong thing because they might send food, which is difficult for a malnourished person to digest.