He should remove the outliers and study those separately. The gini consideration goes a bit in that direction, but not far enough. Possibly even split the popul

He should remove the outliers and study those separately. The gini consideration goes a bit in that direction, but not far enough. Possibly even split the population in 4-5 buckets: from people under the poverty line through to the extremely rich and then compare each of those. Admittedly, this would be way harder but would paint a much better picture.