National Income


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  • Well ,the slides are informative but i thought they should have indicated the three models: two sector model, three sector model and the four sector models and indicate derivatives from the formula where components of GDP are indicated. Just the formula Y=C+I+G+NX is not enough to somebody trying to understand measurement of national income.
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  • National Income

    1. 1. Measuring a Nation’s Income
    2. 2. Definition - Economics <ul><li>The social science that studies the allocation of scarce resources to satisfy unlimited wants. </li></ul><ul><li>This involves analyzing the production, distribution, trade and consumption of goods and services. ... </li></ul><ul><li>The study of choice and decision-making in a world with limited resources </li></ul>
    3. 3. Microeconomics <ul><li>Microeconomics is the study of how individual households and firms make decisions and how they interact with one another in markets. </li></ul>
    4. 4. Macroeconomics <ul><li>Macroeconomics is the study of the economy as a whole. </li></ul><ul><ul><li>Its goal is to explain the economic changes that affect many households, firms, and markets at once. </li></ul></ul>
    5. 5. Macroeconomics <ul><li>Macroeconomics answers questions like the following: </li></ul><ul><ul><li>Why is average income high in some countries and low in others? </li></ul></ul><ul><ul><li>Why do prices rise rapidly in some time periods while they are more stable in others? </li></ul></ul><ul><ul><li>Why do production and employment expand in some years and contract in others? </li></ul></ul>
    6. 6. The Economy’s Income and Expenditure When judging whether the economy is doing well or poorly, it is natural to look at the total income that everyone in the economy is earning.
    7. 7. Def- National Income <ul><li>The total market value of all final goods and services produced in the economy in a given year. </li></ul>
    8. 8. The Circular-Flow Diagram The equality of income and expenditure can be illustrated with the circular-flow diagram .
    9. 9. The Circular-Flow Diagram Firms Households Market for Factors of Production Market for Goods and Services Spending Revenue Wages, rent, and profit Income Goods & Services sold Goods & Services bought Labor, land, and capital Inputs for production
    10. 10. Three measures of National Income <ul><li>Total value of goods and services produced </li></ul><ul><li>Total of all income received by factor owners in a year </li></ul><ul><li>Total of consumption expenditure, net investment expenditure and government expenditure on goods and services. </li></ul>
    11. 11. <ul><li>National Income at Current Price and National Income at Constant Price: Current Prices refer to the prices prevailing in the market during the year for which estimates are made. Constant Prices refer to the prices prevailing in the market in the base year. National income is measured at both the levels in order to enable a comparison </li></ul>
    12. 12. Concepts <ul><li>Per capita income This refers to an individual's share of the national income. It is calculated to understand the economic growth and development of a country. </li></ul><ul><li>India has one of the largest economies in the world in terms of its gross domestic product (GDP). </li></ul><ul><li>However, India has such a large population that we have has an extremely low per capita GDP. </li></ul><ul><li>This figure is determined by dividing a nation's GDP by its population. </li></ul><ul><li>As a result of its low per capita GDP, India is considered a developing country and one of the poorest countries in the world </li></ul>
    13. 13. Market prices versus factor cost <ul><li>A commodity when goes to the market, indirect taxes are imposed on it. This is the market price . When we deduct the net indirect taxes we get factor cost . </li></ul>
    14. 14. Domestic versus national <ul><li>A concept which includes the contribution of the domestic sector alone and not of the foreign sector is the domestic concept . </li></ul><ul><li>When we add the contribution of the foreign sector we get national concept. </li></ul>
    15. 15. The National Income Accounts <ul><li>Like accounts of a business, has two sides (which theoretically should balance) </li></ul><ul><ul><ul><li>Product side = Income side </li></ul></ul></ul><ul><li>Product Side: Measured by GDP or GNP </li></ul><ul><li>Income side: Measured by National Income </li></ul>
    16. 16. The Economy’s Income and Expenditure <ul><li>For an economy as a whole, income must equal expenditure because: </li></ul><ul><ul><li>Every transaction has a buyer and a seller. </li></ul></ul><ul><ul><li>Every Rupee of spending by some buyer is a Rupee of income for some seller. </li></ul></ul>
    17. 17. Gross National Product <ul><li>Gross national product (GNP) is the total income earned by a nation’s permanent residents (called nationals). </li></ul><ul><li>It differs from GDP by including income that our citizens earn abroad and excluding income that foreigners earn here. </li></ul>
    18. 18. GNP and GDP tend to be used as synonyms, although GDP is definitely the preferred measure among economists <ul><li>GDP </li></ul><ul><li>measures all production within India, by whoever happens to be working here; </li></ul><ul><li>GNP </li></ul><ul><li>measures the production of all Americans, wherever they happen to be working. </li></ul><ul><li>(you can remember the &quot;N&quot; in GNP stands for &quot;anywhere&quot;). </li></ul>
    19. 19. Net National Product (NNP) <ul><li>Net National Product (NNP) is the total income of the nation’s residents (GNP) minus losses from depreciation. </li></ul><ul><li>Depreciation is the wear and tear on the economy’s stock of equipment and structures. </li></ul>
    20. 20. Personal Income <ul><li>Personal income is the income that households and noncorporate businesses receive. </li></ul><ul><li>Unlike national income, it excludes retained earnings , which is income that corporations have earned but have not paid out to their owners. </li></ul><ul><li>In addition, it includes household’s interest income and government transfers . </li></ul>
    21. 21. Disposable Personal Income <ul><li>Disposable personal income is the income that household and noncorporate businesses have left after satisfying all their obligations to the government. </li></ul><ul><li>It equals personal income minus personal taxes and certain nontax payments. </li></ul>
    22. 22. <ul><li>Gross domestic product (GDP) is a measure of the income and expenditures of an economy. </li></ul><ul><li>It is the total market value of all final goods and services produced within a country in a given period of time. </li></ul><ul><li>India’s GDP 8.1% quarter ended 2005-06 </li></ul>Gross Domestic Product
    23. 23. The Measurement of GDP <ul><li>GDP is the market value of all final goods and services produced within a country in a given period of time. </li></ul>
    24. 24. The Measurement of GDP <ul><li>Output is valued at market prices . </li></ul><ul><li>It records only the value of final goods , not intermediate goods (the value is counted only once). </li></ul><ul><li>It includes both tangible goods (food, clothing, cars) and intangible services (haircuts, housecleaning, doctor visits). </li></ul>
    25. 25. The Measurement of GDP <ul><li>It includes goods and services currently produced , not transactions involving goods produced in the past. </li></ul><ul><li>It measures the value of production within the geographic confines of a country. </li></ul>
    26. 26. <ul><li>It measures the value of production that takes place within a specific interval of time , usually a year or a quarter (three months). </li></ul>The Measurement of GDP
    27. 27. What Is Counted in GDP? GDP includes all items produced in the economy and sold legally in markets.
    28. 28. What Is Not Counted in GDP? <ul><li>GDP excludes most items that are produced and consumed at home and that never enter the marketplace. </li></ul><ul><li>It excludes items produced and sold illicitly, such as illegal drugs. </li></ul>
    29. 29. The Components of GDP <ul><li>GDP ( Y ) is the sum of the following: </li></ul><ul><ul><li> Consumption ( C ) </li></ul></ul><ul><ul><li> Investment ( I ) </li></ul></ul><ul><ul><li> Government Purchases ( G ) </li></ul></ul><ul><ul><li> Net Exports ( NX ) </li></ul></ul><ul><li>Y = C + I + G + NX </li></ul>
    30. 30. The Components of GDP <ul><li>Consumption (C) : </li></ul><ul><ul><li>The spending by households on goods and services, with the exception of purchases of new housing. </li></ul></ul><ul><li>Investment (I) : </li></ul><ul><ul><li>The spending on capital equipment, inventories, and structures, including new housing. </li></ul></ul>
    31. 31. The Components of GDP <ul><li>Government Purchases (G) : </li></ul><ul><ul><li>The spending on goods and services by local, state, and federal governments. </li></ul></ul><ul><ul><li>Does not include transfer payments because they are not made in exchange for currently produced goods or services. </li></ul></ul><ul><li>Net Exports (NX) : </li></ul><ul><ul><li>Exports minus imports. </li></ul></ul>
    32. 32. Real versus Nominal GDP <ul><li>Nominal GDP values the production of goods and services at current prices. </li></ul><ul><li>Real GDP values the production of goods and services at constant prices. </li></ul>
    33. 33. Real versus Nominal GDP An accurate view of the economy requires adjusting nominal to real GDP by using the GDP deflator.
    34. 34. Real and Nominal GDP
    35. 35. Real and Nominal GDP
    36. 36. Real and Nominal GDP
    37. 37. Real and Nominal GDP
    38. 38. GDP and Economic Well-Being <ul><li>GDP is the best single measure of the economic well-being of a society. </li></ul><ul><li>GDP per person tells us the income and expenditure of the average person in the economy. </li></ul>
    39. 39. GDP and Economic Well-Being <ul><li>Higher GDP per person indicates a higher standard of living. </li></ul><ul><li>GDP is not a perfect measure of the happiness or quality of life, however. </li></ul>
    40. 40. GDP and Economic Well-Being <ul><li>Some things that contribute to well-being are not included in GDP. </li></ul><ul><ul><li>The value of leisure. </li></ul></ul><ul><ul><li>The value of a clean environment. </li></ul></ul><ul><ul><li>The value of almost all activity that takes place outside of markets, such as the value of the time parents spend with their children and the value of volunteer work. </li></ul></ul>
    41. 41. Approaches to Measurement of National Income Circular flow of income arises out of the process of activity chain in which: Production creates income ; Income generates spending ; Spending induces production
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