The Haig-Simons concept of income has for roughly fifty years been a gold standard of income tax theory and policy discussion. This article argues that the classic Haig-Simons formulation of personal income, which consists of an individual's consumption plus net increases in wealth for the...

This paper proposes various moves for simplification of the task of computing the tax base under the individual income tax, with a principal view of making the income tax capable of compliance by “ordinary” individuals without the aid of tax preparation software or outside assistance....