Given a normal market demand curve for leather wallets and purses, if people find that backpacks are a better option, then there is an increase in demand for leather wallets and purses. there is a decrease in demand for leather wallets and purses. there is a decrease in the quantity demanded for leather wallets and purses. there is an increase in the quantity demanded for leather wallets and purses. cannot be determined from information given.

Six years ago, an 80-kw diesel electric set cost $160,000. the cost index for this class of equipment six years ago was 187 and is now 194. the cost-capacity factor is 0.6. the plant engineering staff is considering a 120-kw unit of the same general design to power a small isolated plant. assume we want to add a precompressor, which (when isolated and estimated separately) currently costs $13291. determine the total cost of the 120-kw unit. (hint: skip $ and comma symbols)