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恩格尔曲线名词解释
更新时间: 2020-10-28 00:00:00  

恩格尔曲线表示消费者在每一收入水平对某种商品的需求量。由消费者的收入——消费曲线可以推导出消费者的恩格尔曲线。它是以德国十九世纪后期统计学家恩格尔的名字命名的。

正常商品中,恩格尔曲线由左下朝右上倾斜,表明随着收入的增加,X的消费量也随之增加;而劣质商品则相反,随着收入的增加,商品的消费量下降。

关键词: 曲线 名词 解释

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