什么是恩格尔定律和恩格尔系数?
随着家庭和个人收入的增加,收入中用于食品方面的支出比例将逐渐减小,这一定律被称为恩格尔定律,恩格尔定律主要表述的是食品支出占总消费支出的比例随收入变化而变化的一定趋势。 恩格尔系数是食品支出总额占个人消费支出总额的比重。
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