Last year you authorized the expenditure of $500,000 for what you thought was a promising new project for the company. So far, the results have been disappointing. The people running the project say that with an additional $300,000 they can turn things around. Without extra funding, they cry, there is little hope. Do you spend the extra money and risk further losses, or do you cut off the project and accept the half-million-dollar write-off?

A version of this article appeared in the March 1987 issue of Harvard Business Review.