Letters to the Editor
(October 2009) In his article “Paradox of Thrift, author James M. Seibert looks to be calculating his average service lives as the reciprocal of depreciation rates, whereas utility depreciation rates reflect both life and net salvage. For electric utilities, the cost of removal for most types of transmission and distribution property exceeds the salvage, resulting in the net salvage component having the effect of increasing the rate.