Problem:
An asset costs $100,000 and will generate cash benefits of $30,000 at the end of each year for 5 years for Hartford Corporation. Salvage value are $50,000, $40,000, and $0 at the end of year 3, year 4, and year 5 respectively. The required return is 10%. Assuming that this asset can be replicated, when is the optimal time to abandon the investment.