>Maybe this isn't "rational", but it is empirical Actually it is perfectly rational; it just doesn't have as much to do with with a progressive tax as you migh

>Maybe this isn't "rational", but it is empirical Actually it is perfectly rational; it just doesn't have as much to do with with a progressive tax as you might think: http://en.wikipedia.org/wiki/Marginal_utility http://en.wikipedia.org/wiki/Marginal_utility