27. Suppose the firm currently employs 500 workers at 40 hours per worker per week and that the following relationship holds. MEM 800 MEH 9,000 = = 2 > = =1.5. MPM 400 MPH 6,000 Prove that the firm is not at an equilibrium mix of workers and hours by showing there is a window of opportunity for it to reduce its total cost.

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.)

How does your household gain from specialization and comparative advantage? (what is produced, what is not produced yet paid to a specialist to produce? )

Use this image to answer the following question. when the economy is operating at point b, the us congress is most likely to follow