This article sets forth the history of class lives, primarily as done by the Internal Revenue Service (IRS), with some forethought and innovation by Dr. Anson Marston during a time when that foresight was necessary to justify taxpayers’ own experiences for class life declarations.
Depreciation, Income tax
Mauney, J., & Mauney, J. S. (2007). Evolution of wasting assets class lives. Journal of Property Tax Assessment & Administration, 4(1), 61-69. Retrieved from https://researchexchange.iaao.org/jptaa/vol4/iss1/5