economic policy. Classical economists such as Adam Smith , Thomas Malthus and David Ricardo were mainly concerned with factor income distribution , that is, the distribution of income between the main factors of production , land, labour and capital. Good article by an nz economist: http://www.eastonbh.ac.nz/?p=333 http://norightturn.blogspot.com/2010/02/some-facts-on-income-distribution-in.html Personal income distribution Total