Total profit is maximized a. where the difference between total revenue and total cost is greatest. b. at that output level where marginal revenue equals average cost. c. where total revenue is at a maximum. d. at the point where all variable costs are covered.

The gilbert instrument corporation is considering replacing the wood steamer it currently uses to shape guitar sides. the steamer has 6 years of remaining life. if kept, the steamer will have depreciaiton expenses of $650 for five years and $325 for the sixthyear. its current book value is $3,575, and it can be sold on an internet auction site for$4,150 at this time. if the old steamer is not replaced, it can be sold for $800 at the endof its useful life. gilbert is considering purchasing the side steamer 3000, a higher-end steamer, whichcosts $12,000 and has an estimated useful life of 6 years with an estimated salvage value of$1,500. this steamer falls into the macrs 5-year class, so the applicable depreciationrates are 20.00%, 32.00%, 19.20%, 11.52%, 11.52%, and 5.76%. the new steamer is fasterand allows for an output expansion, so sales would rise by $2,000 per year; the newmachine's much greater efficiency would reduce operating expenses by $1,900 per year. to support the greater sales, the new machine would require that inventories increase by$2,900, but accounts payable would simultaneously increase by $700. gilbert's marginalfederal-plus-state tax rate is 40%, and its wacc is 15%.a. should it replace the old steamer? b. npv of replace = $2,083.51

After hearing a knock at your front door, you are surprised to see the prize patrol from a large, well-known magazine subscription company. it has arrived with the good news that you are the big winner, having won $21 million. you have three options.(a) receive $1.05 million per year for the next 20 years.(b) have $8.25 million today.(c) have $2.25 million today and receive $750,000 for each of the next 20 years. your financial adviser tells you that it is reasonable to expect to earn 13 percent on investments.

He interest rate effect is the change in real gdp caused by the federal reserve adjusting target interest rates. is the change in consumer and investment spending due to changes in interest rates resulting from changes in the aggregate price level. is the change in exports and imports, resulting from changes in the interest rate caused by changes in the aggregate price level. is the change in investment spending and government purchases caused by changes in money demand. is the change in interest rates, caused by changes to government purchases.