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.
Stock | Flow |
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The variables that are measured at a particular point of time. For example, bank balance as on 1st Oct 2010 is Rs. 5000. | The variables that are measured over an interval of time. For example, interest earned on bank deposits for 1 year, i.e. from 1 Oct-2009 to 30 Sep 2010. |
It has no time dimensions. | It has time dimensions, like 1 year, 6 months, 10 days, etc. |
Examples: capital, bank deposits, water in a tank. | Examples: capital formation, interest on capital, water flowing in a stream. |
An example of stock can be the amount or level of water in a tank. At any point of time the amount or the level of water in a tank can be measured. Similarly, the capital is also a stock variable, as the capital can also be measured at any point of time.
Now, if water is flowing out of a tank through a tap, then the level of water will change over time. The difference in water level over an interval of time is an example of a flow variable. Similarly, net investment gives the difference in the investment level over a period of time.
Write down some of the limitations of using GDP as an index of welfare of a country.
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
Why should the aggregate final expenditure of an economy be equal to the aggregate factor payments? Explain.
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.
Write down the three identities of calculating the GDP of a country by the three methods. Also briefly explain why each of these should give us the same value of GDP.
What is the difference between planned and unplanned inventory accumulation? Write down the relation between change in inventories and value added of a firm.
Define budget deficit and trade deficit. The excess of private investment over saving of a country in a particular year was Rs 2,000 crores. The amount of budget deficit was ( – ) Rs 1,500 crores. What was the volume of trade deficit of that country?
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.
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?
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 marginal propensity to consume? How is it related to marginal propensity to save?
Explain why public goods must be provided by the government.
Differentiate between balance of trade and current account balance.
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.
What are official reserve transactions? Explain their importance in the balance of payments.
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?
Should a current account deficit be a cause for alarm? Explain.
Measure the level of ex-ante aggregate demand when autonomous investment and consumption expenditure (A) is Rs 50 crores, and MPS is 0.2 and level of income (Y) is Rs 4000 crores. State whether the economy is in equilibrium or not (cite reasons).
Explain the functions of a commercial bank.
What do you understand by ‘parametric shift of a line’? How does a line shift when its (i) slope decreases, and (ii) its intercept increases?
What is a barter system? What are its drawbacks?
In the above example, if exports change to X = 100, find the change in equilibrium income and the net export balance.
How is the exchange rate determined under a flexible exchange rate regime?
Give the relationship between the revenue deficit and the fiscal deficit.
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?
Why is the open economy autonomous expenditure multiplier smaller than the closed economy one?