Class 12 Macro Economics - Chapter Open Economy Macroeconomics NCERT Solutions | Differentiate between balance of trade a

Differentiate between devaluation and depreciation.

Suppose C = 40 + 0.8Y D, T = 50, I = 60, G = 40, X = 90, M = 50 + 0.05Y

(a) Find equilibrium income. (b) Find the net export balance at equilibrium income (c) What happens to equilibrium income and the net export balance when the government purchases increase from 40 and 50?

Suppose the exchange rate between the Rupee and the dollar was Rs. 30=1$ in the year 2010. Suppose the prices have doubled in India over 20 years while they have remained fixed in USA. What, according to the purchasing power parity theory will be the exchange rate between dollar and rupee in the year 2030.

What are official reserve transactions? Explain their importance in the balance of payments.

Would the central bank need to intervene in a managed floating system? Explain why.

Distinguish between the nominal exchange rate and the real exchange rate. If you were to decide whether to buy domestic goods or foreign goods, which rate would be more relevant? Explain.

Suppose C = 100 + 0.75Y D, I = 500, G = 750, taxes are 20 per cent of income, X = 150, M = 100 + 0.2Y . Calculate equilibrium income, the budget deficit or surplus and the trade deficit or surplus.

How is the exchange rate determined under a flexible exchange rate regime?

Should a current account deficit be a cause for alarm? Explain.

What is the marginal propensity to import when M = 60 + 0.06Y? What is the relationship between the marginal propensity to import and the aggregate demand function?

What is marginal propensity to consume? How is it related to marginal propensity to save?

Explain why public goods must be provided by the government.

What are the four factors of production and what are the remunerations to each of these called?

What is a barter system? What are its drawbacks?

What is the difference between microeconomics and macroeconomics?

What is the difference between ex ante investment and ex post investment?

Distinguish between revenue expenditure and capital expenditure.

Why should the aggregate final expenditure of an economy be equal to the aggregate factor payments? Explain.

What are the main functions of money? How does money overcome the shortcomings of a barter system?

What are the important features of a capitalist economy?

What is ‘effective demand’? How will you derive the autonomous expenditure multiplier when price of final goods and the rate of interest are given?

What are the important features of a capitalist economy?

Net National Product at Factor Cost of a particular country in a year is Rs 1,900 crores. There are no interest payments made by the households to the firms/government, or by the firms/government to the households. The Personal Disposable Income of the households is Rs 1,200 crores. The personal income taxes paid by them is Rs 600 crores and the value of retained earnings of the firms and government is valued at Rs 200 crores. What is the value of transfer payments made by the government and firms to the households?

What is the difference between microeconomics and macroeconomics?

Explain why public goods must be provided by the government.

Distinguish between stock and flow. Between net investment and capital which is a stock and which is a flow? Compare net investment and capital with flow of water into a tank.

What are the main functions of money? How does money overcome the shortcomings of a barter system?

What are the four factors of production and what are the remunerations to each of these called?

Consider an economy described by the following functions: C = 20 + 0.80Y, I = 30, G = 50, TR = 100 (a) Find the equilibrium level of income and the autonomous expenditure multiplier in the model. (b) If government expenditure increases by 30, what is the impact on equilibrium income? (c) If a lump-sum tax of 30 is added to pay for the increase in government purchases, how will equilibrium income change?

Write down some of the limitations of using GDP as an index of welfare of a country.