Erratum
Abstract
The discussion below, from Maria B. Chiarolla and Ulrich G. Haussmann, represents the correction of an error made in Theorem 5.1 of Chiarolla, Maria B., Ulrich G. Haussmann. 2005. Explicit solution of a stochastic, irreversible investment problem and its moving threshold. Mathematics of Operations Research30(1) 91–108.

