We don't often thing about taxes on imports in the country. Import tariffs used to be the main source of income for the federal government, but federal; expenditures became so large that they couldn't be covered by income tariffs. Income taxes used to be greatly restricted, and they were only paid by rich people. I remember going into the kitchen, when I was a child, and I heard my father say, “But only rich people pay that.” And my mother replied, “I guess that means that we are rich.” ...