Problem 1
- Assuming, that the individuals hold no cash calculate the simple money multiplier for each of the following reserve requirements: 10%, 30%, 100%.
- Why do Keynesians believe that activist policies are effective while Classicals believe they are not? Explain using the Macro policy model.
- What was the main difference between Classical and Keynesian economists?
Problem 2
- Define the aggregate supply path and the three ranges of the path.
- Show the effect of increased money expenditure on real output when the economy on the fixed price level
Problem 3
- If m= $400, p=2, v=4, then Q=?
Problem 4
- The classical economist’s solution to the Great depression was A) reduce the wage rate, B) increase aggregate demand, C) increase the money supply. Explain your choice.
- The Keynes major problem with the classical model was that: A) it focused too much on money, B) it was a short run model, C) it lacked a reasonable disequilibrium adjustment mechanism. Explain your choice.
Problem 5
What was the main difference between Classical and Keynesian economists?
Problem 6
- In the Keynesian model, if autonomous expenditure was $400 and the mpe were 0.85 what is the equilibrium income?
- If mpe is 0.8 what is the size of the multiplier in Keynesian model
Problem 7
- Define the AP/AE model and show it graphically.
- You are given the following information about the economy
Income | Expenditure |
0 | 100 |
500 | 500 |
1000 | 900 |
2000 | 1700 |
3000 | 2500 |
4000 | 3300 |
- What is the level of autonomous expenditure?
- What is the marginal propensity to expend?
- What expenditure’s function corresponds to the table?
- What is the mpw?
Problem 8
- Define expansionary and contractionary policies.
- Define the three alternatives to fiscal policies.
- How does the fiscal policy affect the economy?
Problem 9
You are speaking at the congressional conference. A Congress person wonders whether the funding of fiscal policy by selling bonds will change the direct effect of fiscal policy. You tell her that it might and explain how.
- Fill in the following table.
Inflation rate | Nominal interest rate | Real interest rate |
6% | 10% | ? |
10% | ? | 6% |
How does the Keynesian theory of inflation differ from the Classical theory of inflation?