Class 12 Macro Economics - Chapter Open Economy Macroeconomics NCERT Solutions | Suppose it takes 1.25 yen to buy a rupee

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.

Differentiate between balance of trade and current account balance.

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?

Describe the Great Depression of 1929.

Explain ‘Paradox of Thrift’.

From the following data, calculate Personal Income and Personal Disposable Income.
                                                                               Rs (crore)
(a) Net Domestic Product at factor cost                    8,000
(b) Net Factor Income from abroad                              200
(c) Undisbursed Profit                                                1,000
(d) Corporate Tax                                                         500
(e) Interest Received by Households                         1,500
(f) Interest Paid by Households                                  1,200
(g) Transfer Income                                                       300
(h) Personal Tax                                                            500

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

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

Explain the relation between government deficit and government debt.

What is the difference between planned and unplanned inventory accumulation? Write down the relation between change in inventories and value added of a firm.

In a single day Raju, the barber, collects Rs 500 from haircuts; over this day, his equipment depreciates in value by Rs 50. Of the remaining Rs 450, Raju pays sales tax worth Rs 30, takes home Rs 200 and retains Rs 220 for improvement and buying of new equipment. He further pays Rs 20 as income tax from his income. Based on this information, complete Raju’s contribution to the following measures of income (a) Gross Domestic Product (b) NNP at market price (c) NNP at factor cost (d) Personal income (e) Personal disposable income.

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?

The value of the nominal GNP of an economy was Rs 2,500 crores in a particular year. The value of GNP of that country during the same year, evaluated at the prices of same base year, was Rs 3,000 crores. Calculate the value of the GNP deflator of the year in percentage terms. Has the price level risen between the base year and the year under consideration?