Class 12 Macro Economics - Chapter Open Economy Macroeconomics NCERT Solutions | Explain the automatic mechanism by which

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?

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

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.

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?

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

Explain why the tax multiplier is smaller in absolute value than the government expenditure multiplier.

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

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.

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

Suppose marginal propensity to consume is 0.75 and there is a 20 per cent proportional income tax. Find the change in equilibrium income for the following (a) Government purchases increase by 20 (b) Transfers decrease by 20.

Suppose the GDP at market price of a country in a particular year was Rs 1,100 crores. Net Factor Income from Abroad was Rs 100 crores. The value of Indirect taxes – Subsidies was Rs 150 crores and National Income was Rs 850 crores. Calculate the aggregate value of depreciation.

Discuss the issue of deficit reduction.

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

Suppose that for a particular economy, investment is equal to 200, government purchases are 150, net taxes (that is lump-sum taxes minus transfers) is 100 and consumption is given by C = 100 + 0.75Y (a) What is the level of equilibrium income? (b) Calculate the value of the government expenditure multiplier and the tax multiplier. (c) If government expenditure increases by 200, find the change in equilibrium income.