According to a study by Michael Cox and Richard Alm, consumption per person in the richest 20% of households was only 2.1 times consumption per person in the poorest 20% of households.

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The study by Michael Cox and Richard Alm found that the consumption disparity between the richest and poorest 20% of households was smaller than income disparity, with consumption per person being only 2.1 times greater in the richest households compared to the poorest.

According to a Study by Michael Cox and Richard Alm