Suppose that there are no taxes or exports, and that the mpc equals 0.8. If autonomous spendin increases by $50 billion, Real GDP will increase by O $40 billion $250 billion $60 billion $200 billion O $50 billion Question 36 2.5 p An increase in the price level causes the AE Line to shift ____, and the Aggregate Demand curve to shift O upward; leftward None of these answers is correct. downward; leftward O downward; rightward O upward; rightward