QUESTION B2 The figure below depicts aggregate demand and aggregate supply in the nation of Pacifica in 2019. Long-Run AS Short-Run AS AD Real GDP At the beginning of 2020, a wave of business optimism led producers to sharply increase their planned investment expenditure. a What effect, if any, will this increased investment expenditure have in the short-run on the Aggregate Demand curve? What effect, if any, will it have on the Short-Run Aggregate Supply curve? b. After the increased investment expenditure, will short-run equilibrium real GDP be above or below potential GDP? How do you know? The president of Pacifica is concerned about the effect of this new investment expenditure on the economy, and she wishes to use monetary policy to move equilibrium GDP back toward potential GDP. (For the remainder of the question, assume that the Pacifica Central Bank is Pacifica's version of the United States Federal Reserve, that Pacifica's banking and financial systems work exactly like the United States' banking and financial systems, and that Pacifica's currency is called the Pacifica dollar (P$).) c. Which one of the following policies would help the president achieve her aim? Direct the Pacifica Central Bank to purchase P$1 million of Pacifica Treasury Bills i. ii. Direct the Pacifica Central Bank to sell P$1 million of Pacifica Treasury Bills agregate Price Level

3. Using aggregate demand and aggregate supply analysis, show the effects of the following (Assume neo-Keynesian AD and AS curves.): a. deflation b. an increase in investment spending c. an increase in the average wage rate d. an income tax cut

Economics 8

The graph below shows an economy operating at equilibrium in both the short run and long run at its full employment level of output. a. Show what happens when this economy moves from its full-employment equilibrium into a period of stagflation. Use the graph to draw either a new AD curve or new AS curve to demonstrate stagflation in this economy Instructions: Use the tool provided "New Curve to plot the appropriate line. After placing the curve, click on "Select and choose whether to label the curve "AD" or "AS" from the dropdown menu. Aggregate Demand and Aggregate Supply Price Level LRAS Tools New Curve 0