The z corporation is considering an investment with the following data (ignore income taxes.): year 1 year 2 year 3 year 4 year 5 investment $ (32,000) $ (12,000) cash inflow $ 8,000 $ 8,000 $ 20,000 $ 16,000 $ 16,000 cash inflows occur evenly throughout the year. the payback period for this investment is:

When a shortage or a surplus arises in the loanable funds market a. the supply of loanable funds changes to return the economy to its original real interest rate b. the nominal interest rate is pulled to the new equilibrium level c. the demand for loanable funds changes to return the economy to its original real interest rate d. the real interest rate is pulled to the new equilibrium level