Which of the statements below is NOT correct? 1.If two investments have the same expected return, the investment with the lower risk is preferred.2. If two investments have the same expected return, the investment with the greater risk is preferred. 3.If two investments have the same expected risk, the investment with the higher expected return is preferred. 4.If one investment has a higher expected return and a greater level of risk than another, it is not clear which investment is the preferred choice.

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.)

Cash flow is often a problem for small businesses. how can an entrepreneur increase cash flow? a) locate lower-priced suppliers. b) forego sending in estimated tax payments to the irs c) shorten the terms on a bank loan to pay it off more quickly d) sell more low-margin items.

Choose the statement that is incorrect. a. search activity occurs only in markets where there is a shortage. b. when a price is regulated and there is a shortage, search activity increases. c. the time spent looking for someone with whom to do business is called search activity. d. the opportunity cost of a good is equal to its price plus the value of the search time spent finding the good.