Suppose that the current money market equilibrium has an interest rate of 5 percent and a quantity of $2 trillion. Suppose that at a 6 percent interest rate, the quantity of money demanded is $1.5 trillion, while at a 4 percent interest rate it is $2.5 trillion. If the Fed makes an open-market purchase of $50 billion, and the money multiplier is 10, what will be the new money market equilibrium

You are thinking of making your mansion more energy efficient by replacing some of the light bulbs with compact fluorescent bulbs, and insulating part or all of your exterior walls. each compact fluorescent light bulb costs $4 and saves you an average of $2 per year in energy costs, and each square foot of wall insulation costs $1 and saves you an average of $0.20 per year in energy costs.† your mansion has 150 light fittings and 3000 sq ft of uninsulated exterior wall. to impress your friends, you would like to spend as much as possible, but save no more than $750 per year in energy costs (you are proud of your large utility bills). how many compact fluorescent light bulbs and how many square feet of insulation should you purchase? how much will you save in energy costs per year? (if an answer does not exist, enter dne.)

Laws corporation is considering the purchase of a machine costing $16,000. estimated cash savings from using the new machine are $4,120 per year. the machine will have no salvage value at the end of its useful life of six years and the required rate of return for laws corporation is 12%. the machine's internal rate of return is closest to (ignore income taxes) (a) 12% (b) 14% (c) 16% (d) 18%

Suppose your firm is considering investing in a project with the cash flows shown as follows, that the required rate of return on projects of this risk class is 10 percent, and that the maximum allowable payback and discounted payback statistics for the project are three and a half and four and a half years, respectively. use the irr decision to evaluate this project; should it be accepted or rejected