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46)Suppose that technological advancements stimulate $20 billion in additional investment spending. If the MPC = 0.6, how muchwill the change in investment increase aggregate demand? 47)If investment increases by $10 billion and the economy’s MPC is .8, the aggregate demand curve will shift: 48)The aggregate supply curve: 49)The economy of a country is currently in equilibrium at point A in the diagram. If the government does nothing and wages are flexible, which of the following will most likely occur in the long run? 50)An increase in which of the following will increase aggregate demand? 51)If personal taxes were decreased and resource productivity increased simultaneously, the equilibrium: 52)Prices and wages tend to be: 53)Which of the following changes will have the smallest expansionary effect on aggregate demand in the short run? 54)Aggregate demand increased from AD1to AD2. For the price level to stay constant: 55)A shift from AS2to AS3might be caused by a(n): 56)A decrease in the price of inputs will cause which of the following to occur in the short run? An increase/decrease
57)If aggregate demand increases and aggregate supply decreases, the price level: 58)A leftward shift of the long-run aggregate supply curve is most likely consistent with an improvement in a country’s standard of living if: 59)The aggregate demand curve is downward sloping because as the price level increases the: 60)Many economists estimate that the natural rate of unemployment is 6 percent. If this is true and the current rate of unemployment is 5.1%, in what range of real GDP is the economy currently producing? 61)A decrease in business taxes would lead to an increase in national income by increasing: 62)The interest-rate effect suggests that: