Because of its age, your car costs $4,000 annually in maintenance expense. you could replace it with a newer vehicle costing $8,000. both vehicles would be expected to last 4 more years, at which point they will be valueless. if your opportunity cost is 8%, by how much must maintenance expense decrease on the newer vehicle to justify its purchase?

Wisconsin snowmobile corp. is considering a switch to level production. cost efficiencies would occur under level production, and after tax costs would decline by $36,000, but inventory would increase by $300,000. wisconsin snowmobile would have to finance the extra inventory at a cost of 13.5 percent.a. determine the extra cost or savings of switching over to level production. should the company go ahead and switch to level production? b how low would interest rates need to fall before level production would be feasible?

A76-year old female with degenerative joint disease made an appointment with an orthopedic surgeon. the patient stated she has had severe pain in her right knee for six months. she has tried physical therapy and steroid injections but has not had any relief. the surgeon has agreed to schedule a right total knee arthroplasty (knee replacement).

Consider the market for gas-powered small cars. assume gas-powered small cars are a normal good. for each of the following events, identify which of the determinants of demand or supply are affected. if demand is unaffected by this event because it creates only a supply change, select the “none” option under the “demand determinant” column. similarly, if supply is unaffected by this event because it creates only a demand change, select the “none” option under the “supply determinant” column. event demand determinant supply determinant people decide to have more children. the price of electric small cars falls. the discovery of a new source of iron ore lowers steel prices. an economic recession lowers people’s wealth. a number of major car dealers decide to switch from selling gas-powered cars to selling electric cars. show the effect of the following event on the market for gas-powered small cars: people decide to have more children for each of the four independent situations, prepare the journal entries to record the exchange on the books of each company.