2. How The Macroeconomy Works Flashcards

(51 cards)

1
Q

What is aggregate demand?

A

Total planned spending in an economy over a period of time at any given price level

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2
Q

What does aggregate demand consist of?

A
  • Consumption
  • Investement
  • Government expenditure
  • Net exports (exports - imports)
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3
Q

What is the wealth effect?

A

Increases in the value of a households assets cause people to feel wealthier and encourages them to spend more of their current income

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4
Q

What is wealth?

A

Refers to the value of the assets held by households. Most wealth will be held in the value of property owned

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5
Q

What factors determine aggregate demand?

A
  • Consumption
  • Investment
  • Gov expenditure
  • Net exports
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6
Q

How does unemployment affect consumption?

A

If more people are unemployed and on welfare benefits, consumption will be lower

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7
Q

How do interest rates affect consumption?

A

-Interest rates rise cause an increase in household mortgage monthly payments
- Higher interest rates reduce likelihood of households engaging in credit-financed consumption
- Higher interest rates increase reward for saving - causing less consumption

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8
Q

How does consumer confidence affect consumption?

A

If households feel like their jobs are less secure in the future, they are likely to reduce their consumption

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9
Q

How does taxation affect consumption?

A

Increase taxation reduces a consumers disposable income, reducing consumption

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10
Q

How does wealth affect consumption?

A

If household wealth increases, a positive ‘wealth affect’ on households, meaning they are likely to spend more on goods/services - increasing consumption

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11
Q

How does interest rates affect investment?

A

Increased interest rates raise the cost of borrowing and reduce profitability of any investment project

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12
Q

How does business confidence affect investment?

A

If businesses expect sales to increase in the future, they are more likely to spend on investment goods to increase productive capacity to satisfy future demands

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13
Q

How does tax affect investment?

A

Companies are taxed on their profits (corporation tax), if this tax is lowered businesses will have more profits - leading to higher investment

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14
Q

How does technology affect investment?

A
  • New technology will increase efficiency of production, leading to new firms investing in new technology to increase profitability
  • New technology generates new markets for firms and will lead to firms investing more as a way of exploiting new opportunities
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15
Q

How does the accelerator theory affect investment?

A

If growth in national income increases, firms will need a larger productive capacity in order to produce a higher level of output to meet higher level of spending in the economy

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16
Q

What is the accelerator theory?

A

Where increases in national income lead to firms spending more on investment, in order to expand their capacity to exploit the rising income

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17
Q

What is the budget of balance?

A

The difference between government spending and the taxation revenue collected

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18
Q

What is budget deficit?

A

Government expenditure > taxation

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19
Q

What is budget surplus?

A

Government expenditure < taxation

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20
Q

What is balanced budget?

A

Government expenditure = taxation

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21
Q

What is exchange rate?

A

The price of one currency expresses in terms of another currency

22
Q

What are net exports (exports - imports) affected by?

A
  • Exchange rate
  • Foreign growth
  • UK growth
  • Relative inflation and relative productivity
23
Q

What is the multiplier process?

A

How a change in aggregate demand leads to a proportionately larger change in overall national income

24
Q

What is the negative multiplier?

A

A fall in an of the components of aggregate demand leads to a proportionately larger fall in overall national income

25
What is marginal propensity to consumer?
The proportion of nay additional income that is spent and passed on around the circular flow of income
26
What is the number of MPC?
Between 0 and 1
27
What does the size of the MPC determine?
The size of the multiplier (depends on how much extra income is spent)
28
How do you calculate the size of the multiplier?
1 / (1 - MPC)
29
What is aggregate supply?
The total quantity of output that all the firms in the economy are willing to produce at a given price level
30
What is short-run aggregate supply?
How much firms will produce at a given price level in the short term
31
What is long-run aggregate supply?
How much firms will produce in the long run (where an economy is producing its maximum potential output level and will be independent of the price level)
32
What are the determinents of short-run aggregate supply?
- Money wage rates - Changes in the costs of raw materials - Business taxation - Productivity - Exchange rates changes
33
How does money wage rates impact short-run aggregate supply?
If wage rates increase, production becomes less profitable, reducing output - leftward shift in SRAS
34
How does changes in costs of raw materials impact short-run aggregate supply?
If cost of materials increases, reduction in profitability of production, leading to firms being less willing to supply output - leftward shift in SRAS
35
How does business taxation impact short-run aggregate supply?
Changes in index taxes (VAT), influences profitability of production, higher indirect taxes reduce profitability of production leading to lower output - leftward shift in SRAS
36
How does productivity impact short-run aggregate supply?
If productivity increases, cost per unit of output falls and firms find it more profitable to supply greater quantities of output - Rightward shift of SRAS
37
How does exchange rate changes impact short-run aggregate supply?
Alters the price businesses pay for imported supplies. A fall in exchange rates ,means imports become more expensive, which increases production costs for firms that import, reducing profitability of production - Leftward shift of SRAS
38
What are the determinents of long-run aggregate supply?
- Technology - Productivity - Factor mobility - Enterprise - Economic incentives and attitudes - Institutional structure of the economy
39
How does technology impact long-run aggregate supply?
Technological advances increase the amount firms can produce with the same resources available, increasing capacity of an economy - Rightward shift in LRAS
40
How does productivity impact long-run aggregate supply?
More skilled workers are more productive, allowing more to be produced in the same amount of time/workers, increasing capacity level of an economy - Rightward shift of LRAS
41
How does factor mobility impact long-run aggregate supply?
How willing workers are to move to fill job vacancies, and retrain themselves to be able to find jobs in other industries. Increase in a workers willingness to swap locations and professions improve factor mobility, allowing an economy to produce more overall output
42
How does enterprise impact long-run aggregate supply?
Encouraging entrepreneurs and setting up of own businesses will increase capacity of an economy - Rightward shift in LRAS
43
How do economic incentives and attitudes impact long-run aggregate supply?
Government policies (tax incentives and benefits, legislation changes) can affect peoples willingness to work
44
What is institutional structure?
The financial and legal systems that make it easier for businesses to set up, operate and expand
45
How does the institutional structure of the economy impact long-run aggregate supply?
- How effective the financial sector is at moving funds from savers to borrowers, determines the availability for business funds for investment - adds to productive capacity of the economy - Increases in LRAs can be achieved if measures are taken to make it easier for businesses to start up, comply with laws and sort out financial affairs (paying annual tax bill)
46
When does long-run equilibrium occur?
Where AD intersects with LRAS
47
What are economic shocks?
Duden, unexpected events that affect the macroeconomy, especially the growth rate
48
What are demand-side shocks?
Unexpected and significant changes in the level of aggregate demand
49
What are supply-side shocks?
Unexpected and significant changes in the level/availability of factors of production
50
Examples of demand-side shocks?
2008 banking crisis - impact on business and consumer confidence - large change in exchange and interest rates
51
Examples of supply-side shocks?
Changes in commodity price - 1970 oil increase