The Keynesian aggregate supply curve is a. vertical. b. upward sloping. c. horizontal until Natural Real GDP (QN) and vertical at QN. d. sometimes upward sloping and sometimes horizontal. e. downward sloping.

Assume the government imposes a $2.25 tax on suppliers, which results in a shift of the supply curve from s1 to s2. the price the seller receives for the product after paying the tax is

Why has the free enterprise system been modified to include some government intervention?

Arnold rossiter is a 40-year-old employee of the barrington company who will retire at age 60 and expects to live to age 75. the firm has promised a retirement income of $20,000 at the end of each year following retirement until death. the firm's pension fund is expected to earn 7 percent annually on its assets and the firm uses 7% to discount pension benefits. what is barrington's annual pension contribution to the nearest dollar for mr. rossiter? (assume certainty and end-of-year cash flows.)