Two mutually exclusive projects have an initial cost of $47,500 each. project x produces cash inflows of $25,300, $37,100, and $22,000 for years 1 through 3, respectively. project z produces cash inflows of $43,600, $19,800 and $10,400 for years 1 through 3, respectively. the required rate of return is 14.7% for project x and 14.9% for project z. which project(s) should be accepted and why?

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.)

The following pertains to smoke, inc.’s investment in debt securities: on december 31, year 3, smoke reclassified a security acquired during the year for $70,000. it had a $50,000 fair value when it was reclassified from trading to available-for-sale. an available-for-sale security costing $75,000, written down to $30,000 in year 2 because of an other-than-temporary impairment of fair value, had a $60,000 fair value on december 31, year 3. what is the net effect of the above items on smoke’s net income for the year ended december 31, year 3?

The martinez legal firm (mlf) recently acquired a smaller competitor, miller and associates, which specializes in issues not previously covered by mlf, such as land use and intellectual property cases. given the increase in the firm's size and complexity, it is likely that its internal transaction costs willa. decrease. b. increase. c. become external transaction costs. d. be eliminated.