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60 Cards in this Set
- Front
- Back
Microeconomics |
The study of individuals, households and firms' behaviour in decision making and allocation of resources. Generally applies to markets of goods and services to deal with individual in economic issues. |
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Macroeconomics |
The branch of economics that studies the behaviour and performance of an economy as a whole. It focuses on the aggregate changes in the economy such as unemployment, growth rate, GDP and inflation. |
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GDP |
Value of goods and services produced in a country in one year. |
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Macroeconomic objectives |
Main 1 - Economic growth 2 - Employment/unemployment 3 - Inflation 4 - Balance of Payments Current Account Other 5 - Equality/income distribution 6 - Protection of the environment |
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Aggregate |
Adding everything together. |
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Aggregate demand |
The total demand for goods and services within a particular market. |
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Aggregate demand formula |
C + I + G + (X - M) Consumption + Investment + Government + (Exports - Imports) |
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Consumption |
Consumer spending on goods and services that are purchased because they create utility/welfare in their own right. |
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Two categories that consumer goods can be divided into |
1. Durable = consumed over a long time e.g. car, TV, fridge 2. Non-durable = consumed immediately e.g. food |
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Determinants of consumption |
1. Real/disposable income 2. Credit availability 3. Expectations/confidence of personal economic activity 4. Wealth 5. Interest rates 6. Direct taxes 7. Distribution of income |
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Consumption - Real/disposable income |
1. Real = after taxes 2. Disposable = after necessities |
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Consumption - Credit availability |
1. Consumer durables 2. Credit cards (borrowing money) - availability - limit - interest rate |
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Consumption - Expectations/confidence of personal economic activity |
1. Confident = consumption high/rising 2. Not confident = consumption low/lowering 3. Expectations of inflation 4. Unemployment rates |
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Consumption - Wealth |
1. Value of all assets (can be sold to generate money) 2. Can increase over time (leads to higher consumption 3. Includes houses, savings, bank account |
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Consumption - Interest rates |
May cause concerns with mortgages |
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Consumption - Direct taxes |
- NIC - Income tax - Affects disposable income |
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Consumption - Distribution of income |
1. People who are well off are able to spend or save 2. If there is redistribution, consumption is likely to be higher than if there are fewer, richer people |
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Average propensity to consume |
- proportion of total income spent - total consumption / total income |
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Average propensity to save |
- proportion of total income saved - total savings / total income |
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Marginal propensity to consume |
- proportion of a change in income which is spent - change in total consumption / change in total income |
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Marginal propensity to save |
- proportion of a change in income which is saved - change in total saving / change in total income |
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Consumption definition |
Total expenditure by households on goods and services over a period of time. |
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Consumption function |
The relationship between the consumption of households and the factors which determine it. |
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Investment |
The purchase of goods that are not consumed today but are used in the future to create wealth |
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Determinants of investment |
1. State of the economy and future expectations 2. How attractive it is to invest in the economy (taxes, currency, resources e.g. skilled labour and low wages) 3. Cost of borrowing (e.g. interest rates and whether lenders are willing to lend) 4. Government encouragement (e.g. subsidies, infrastructure, tax incentives) 5. Dependence of certainty levels |
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Accelerator coefficient |
Capital-output ratio |
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Accelerator theory |
The theory that the level of investment is related to past changes in income. |
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Animal spirits |
Business confidence: the mood of managers and owners of firms about the future of their industry and the wider economy. |
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Capital-output ratio |
The ratio between the amount of capital needed to produce a given quantity of goods and the level of output. |
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Depreciation (of the capital stock) or capital consumption |
The value of the capital stock which has been used up or worn out. |
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Gross investment |
The addition to capital stock, both to replace the existing capital stock which has been used up (depreciation) and the creation of additional capital. |
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Investment definition |
The addition to the capital stock of the economy. |
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Net investment |
Gross investment - depreciation |
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Retained profit |
Profit kept back by a firm for its own use which is not distributed to shareholders or used to pay taxation. |
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Government spending |
Only considered to be spending (or part of AD) if the government is using the money to buy goods and services. |
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Transfer payment |
Money is a gift paid by the government without anything in return e.g. state pension |
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Determinants of government spending |
1. Size of GDP 2. Tax rates 3. Political choices 4. Ability to borrow |
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Export |
Good or service sold to another country in return for money/payment. |
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Import |
Good or service bought from another country in return for money/payment. |
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Import and export impacts on AD |
- Exports create demand - X > M = AD + - Imports reduce demand - X < M = AD - |
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Determinants of exports and imports |
1. Exchange rate
2. Country's natural resources 3. Protectionism 4. Competitiveness |
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Exports and imports - Exchange rate
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- The price of one currency in terms of another - Appreciation (SPICED) - Depreciation (WPIDEC) |
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Appreciation |
1. Export prices increase 2. Import prices decrease = AD decrease (dependant on elasticity) |
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Deppreciation |
1. Export prices decrease 2. Import prices increase = AD increase (dependant on elasticity) |
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Exports and imports - Country's natural resources |
Natural resources are becoming less important in determining GDP. |
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Exports and imports - Protectionism
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1. Tariffs = tax on imports so the greater the tariffs the less exports and imports 2. PED of imports and exports |
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Exports and imports - Competitiveness
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Germany established themselves as having low-prices, high-quality technological products |
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Short run |
The period of time in which at least one factor of production is fixed i.e. firms cannot change it. |
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Short run aggregate supply curve direction |
- Left to right upwards sloping - Due to higher prices being required to cover increased costs e.g. wages |
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Non-fixed factors |
Wages and raw materials |
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SRAS shift to the left |
- Increase in prices of non-fixed factors - Implies costs have increased e.g. wages |
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SRAS shift to the right |
- Decrease in the price of non-fixed factors - Implies that costs have decreased |
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Classical view of what should happen following a collapse in demand |
1. AD shock 2. Sales decrease 3. Prices decrease 4. Real wages increase 5. Unemployment increases 6. Wages decrease 7. Real wages decrease 8. Unemployment decreases |
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Difference between a classical view and a Keynesian following a collapse in demand |
Classical view 1. Wages decrease 2. Real wages 3. Unemployment decrease Keynesian view 1. Wages don't decrease 2. Unemployment increases |
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Full capacity |
The level of output where no extra production can take place in the long run with existing resources. The full capacity level of output for an economy is shown by the long run aggregate supply curve. |
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Circular flow |
Households to firms = Expenditure on goods and services & land, labour and capital Firms to households = Rent, wages, interest and profit & goods and services |
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Injections |
- Investment - government spending - exports |
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Withdrawals |
- Savings - taxes - imports |
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The Multiplier |
Final change in income/initial change in expenditure |
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Changes in the multiplier effect |
Upwards = increase in expenditure = unemployment increase Downwards = decrease in expenditure = unemployment decrease |