If a new company calculates the average cost of its inventory by adding together the total cost of all purchases and then dividing it by the number of units purchased during the period, it is using the weighted cost method.

On january 1, 2018, johnstone leased an office building. terms of the lease require johnstone to make 15 annual lease payments of $134,000 beginning on january 1, 2018. a 10% interest rate is implicit in the lease agreement. at what amount should johnstone record the lease liability on january 1, 2018, before any lease payments are made?

Eileen's elegant earrings produces pairs of earrings for its mail order catalogue business. each pair is shipped in a separate box. she rents a small room for $150 a week in the downtown business district that serves as her factory. she can hire workers for $275 a week. there are no implicit costs. what is the marginal product of the second worker?

Anew 2-lane road is needed in a part of town that is growing. at some point the road will need 4 lanes to handle the anticipated traffic. if the city's optimistic estimate of growth is used, the expansion will be needed in 4 years and has a probability of happening of 40%. for the most likely and pessimistic estimates, the expansion will be needed in 8 and 15 years respectively. the probability of the pessimistic estimate happening is 20%. the expansion will cost $ 4.2 million and the interest rate is 8%. what is the expected pw the expansion will cost?