Brass Knuckle Company wants to buy a new machine which will not increase its revenues, but that will reduce its costs by $10,000 per year. The machine will cost $60,000 and will have a useful life of nine years. At the end of the machine’s useful life, it will have no salvage value. Brass Knuckle wants an 11% rate of return. Ignoring the effects of taxes, calculate the net present value of the investment. Should Brass Knuckle make this investment?