Answer the question based on the following price and output data over a five-year period for an economy that produces only one good. Assume that year 2 is the base year. Year Units of Output Price Per Unit 1 8 $2 2 10 3 3 15 4 4 18 5 5 20 6 In determining real GDP for year 1:

Xinhong company is considering replacing one of its manufacturing machines. the machine has a book value of $39,000 and a remaining useful life of 5 years, at which time its salvage value will be zero. it has a current market value of $49,000. variable manufacturing costs are $33,300 per year for this machine. information on two alternative replacement machines follows. alternative a alternative b cost $ 115,000 $ 117,000 variable manufacturing costs per year 22,900 10,100 1. calculate the total change in net income if alternative a and b is adopted. 2. should xinhong keep or replace its manufacturing machine