Explain how the original Phillips curve was transformed into the expectations augmented Phillips curve. Using the latter, describe why any expansionary policy would not be effective in the long run and move the macro-economy back to the Natural Rate of Unemployment (NRU).
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. Explain how the original Phillips curve was transformed into the expectations
augmented Phillips curve. Using the latter, describe why any expansionary policy
would not be effective in the long run and move the macro-economy back to the
Natural Rate of
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- 2. What is the eqution and shape of the modem aggregate supply curve according to imperfect infomation model? Using the equation of Aggregate Supply (AS) derive the equation of Expectation augmented Phillips curve and explain causes of inflation in tems of it. How does expectation augmented Phillips curve explain Stagflation?What kind of changesin the economy might infuence the slope of the Phillips curve?According to adaptive expectations, what happensto the inflation rate and the unemploymentrate in the following situations?a. Initially, the economy is operating at thenatural rate of 6 percent unemployment.The anticipated rate of inflation is6 percent, and the actual rate is also6 percent.b. In the next period, there is an unexpected risein the inflation rate to 10 percent.c. In the next period, there is an unexpected risein the inflation rate to 12 percent.
- Refer to the accompanying figure. LRAS Inflation a A 0, y' Output O O An economy is currently in long-run equilibrium at point B, at an inflation rate of m, which is too high to sustain economic growth. If an anti-inflationary policy is enacted, the economy will be in short-run equilibrium at point creating gap. O SRAS O SRAS AD' AD A; an expansionary A; a recessionary D; a recessionary D; an expansionary1) According to the Phillips Curve, as unemployment falls what happens to inflation? Why? 2) According to the Phillips Curve, as unemployment rises what happents to inflaiton? Why? 3) According to the Aggregate Supply/ Aggrgeate Demand model, if AD increases what happebs to Price Level GDP and Unemployment 4) Accroding to the AS/AD model, if AD decreases what happens to PL, GDP and unemployment? 5) According to the AS/AD model if AS decreases what happens to PL GDP and unemployment? 6) Based on your answer to #5 how would you show the decrease in AS on the Philips Curve?Check According to the modern view of the Phillips curve, expansionary macroeconomic policy that leads to inflation will reduce unemployment .. only if people underestimate the inflationary side effects of the policy Ob only if people overestimate the inflationary side effects of the policy. Ocif people accurately anticipate the inflationary side effects of the policy Od only if monetary pohcy provides the macroeconomic stamulus.
- “Households decide to save a larger share of their income will shift aggregatedemand curve upward because higher saving will boost investment which inturn increase the demand for investment goods.” Do you agree with thestatement? Explain your choice. e. Graphically derive short run Phillips curve with the help of aggregate demand and supply model.er In 2017, nearly 3.5% of Vietnamese imports constituted of refined oil. If the price of oil rises significantly, what effect would this have on the Phillips curve in Vietnam? Real interest rate Unexpected inflation Decreased Interra Output gep cand Output gap Output gep Unexpected inflation ang costs Output gapAssume that the unemployment rate rises. What is the impact on the short run Phillips curve? O It will shift up. O There will be movement along the curve to the left. O There will be movement along the curve to the right. OIt will shift down. Show Transcribed Text The following equations describes an economy: Y=C+I+G+ NX C = 250 +0.7*(1-t)Y t = 0.2 1 = 300 G = 60 NX = 40 Which of the following statements is true? O If exports increase by 10, equilibrium Y will increase by 33. O Without any changes, the equilibrium level of Y is 2167. O If government spending increases by 40, equilibrium Y will increase by 46.51. The value of the government spending multiplier is 2.27. Show Transcribed Text
- 1. Suppose that the oil price sharply increased for a while, which increased production costs, causing an adverse supply shock. A. Use the AD-AS model to show the effects on output and the price level in both the short- run and long-run. B. Show the adjustment process of the economy from the short-run to the long-run. C. What is the effect on unemployment in short-run and long-run? D. Can policymakers do something to accommodate this shock? Would the outcome be different in this case?a. Are the effects of an increase in aggregate demand in the AD-AS model consistent with the Phillips curve? Explain. b. Discuss the factors determining the slope of the short-run Phillips curve. Is the linear shape appropriate? Why or why not? Pa... v ... III lili3. a) Using AD-AS model, explain how a negative demand shock due to COVID 19 will affect the economy in the short run and long run (Show short run and long run adjustment in a single diagram). b) Derive the equation of Expectation Augmented Phillips curve using standard equation of Aggregate Supply (AS) and explain causes of inflation in terms of it. How does expectation augmented Phillips curve explain Stagflation?