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Building the Circular Flow of
Income and Spending
Households

Government

Firms
Households

Government

Firms
Purchases of goods and services

£

Households

Demand

Government

Firms
Purchases of goods and services

£

Households

Demand

Government

Firms
Supply
Purchases of goods and services

£

Households

Demand

Government

Firms
Supply

£

Wages, dividends, interest, profits and rent
Purchases of goods and services

£

Households

Demand

Government

Firms
Supply

Incomes

£

Wages, dividends, interest, profits and rent
Purchases of goods and services

£

Households

Demand

Government

Firms
Supply

Incomes

£

Wages, dividends, interest, profits and rent
Purchases of goods and services

£

Households

Taxes

Demand

Government

Firms
Supply

Incomes

£

Wages, dividends, interest, profits and rent
Purchases of goods and services

£

Households

Taxes

Demand

Government

Firms
Supply

Incomes

£

Wages, dividends, interest, profits and rent
Purchases of goods and services

£

Taxes

Households

Demand

Government

Firms
Supply

Incomes

Social
Transfers

Wages, dividends, interest, profits and rent

£
Purchases of goods and services

£

Taxes

Households

Demand

Government

Firms
Supply

Incomes

Social
Transfers

Wages, dividends, interest, profits and rent

£
Purchases of goods and services

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Wages, dividends, interest, profits and rent

£
Purchases of goods and services

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Wages, dividends, interest, profits and rent

£
Purchases of goods and services

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Taxes

Wages, dividends, interest, profits and rent

£
?
Purchases of goods and services

The Domestic
Circular Flow
Households
Government
Firms

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Taxes

Wages, dividends, interest, profits and rent
Production by firms generates factor incomes

£
Rest of the
World

Purchases of goods and services

The Domestic
Circular Flow
Households
Government
Firms

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Taxes

Wages, dividends, interest, profits and rent
Production by firms generates factor incomes

£
Rest of the
World

Purchases of goods and services

The Domestic
Circular Flow
Households
Government
Firms

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Taxes

Wages, dividends, interest, profits and rent
Production by firms generates factor incomes

£
Imports

Rest of the
World

Purchases of goods and services

The Domestic
Circular Flow
Households
Government
Firms

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Taxes

Wages, dividends, interest, profits and rent
Production by firms generates factor incomes

£
Imports

Rest of the
World

Purchases of goods and services

The Domestic
Circular Flow
Households
Government
Firms

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Taxes

Wages, dividends, interest, profits and rent
Production by firms generates factor incomes

£
Imports

Exports

Rest of the
World

Purchases of goods and services

The Domestic
Circular Flow
Households
Government
Firms

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Taxes

Wages, dividends, interest, profits and rent
Production by firms generates factor incomes

£
Trade balance
Imports

Injections and
Leakages from
the Circular
Flow

Exports

Rest of the
World

Purchases of goods and services

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Taxes

Wages, dividends, interest, profits and rent
Production by firms generates factor incomes

£
Trade balance
Imports

Injections and
Leakages from
the Circular
Flow

Exports

Rest of the
World

Purchases of goods and services

£

Taxes

Households

Govt
Purchases

Government

Demand

Firms
Supply

Incomes

Social
Transfers

Taxes

Wages, dividends, interest, profits and rent
Production by firms generates factor incomes

£
Injections and
Leakages from
the Circular
Flow
Injections
Government
Spending
Investment
Exports
Leakages
Savings
Taxation
Imports

Imports

£

£

Purchases of goods and services

£

Taxes

Households

Incomes

Equilibrium
when
injections =
leakages

Exports

Rest of the
World

Govt
Purchases

Government

Social
Transfers

Demand

Firms

Taxes

£
Capital
Investment

Wages, dividends, interest, profits and rent
Production by firms generates factor incomes

£
Define your terms accurately!

Consumer
Spending (C)

Saving (S)

Investment (I)
Define your terms accurately!

Consumer
Spending (C)
Household spending on
goods and services

Saving (S)

Investment (I)
Define your terms accurately!

Consumer
Spending (C)
Household spending on
goods and services

Saving (S)
Deferred
spending, disposable
income that is not spent

Investment (I)
Define your terms accurately!

Consumer
Spending (C)
Household spending on
goods and services

Saving (S)

Investment (I)

Deferred
spending, disposable
income that is not spent

Spending on capital
goods including plant &
machinery and
infrastructure
Aggregate Demand (AD)
• Total demand for domestically-produced
goods and services = GDP
• AD = the sum of
Consumer spending (C)
+ Investment spending (I)
+ Government spending (G)
+ Exports of goods and services (X)
- Imports of goods and services (M)
2:18:10 PM
Injections into the Circular Flow

Exports (X)
Goods and services sold
to consumers (buyers) in
overseas markets

Government
Consumption

Investment (I)

State (public) sector
demand for goods and
services e.g. health and
education

Spending on capital
goods including plant &
machinery and
infrastructure
Leakages from the Circular Flow

Imports (M)
Goods and services
bought by domestic
consumers and
businesses from
overseas

Taxation (T)

Savings (S)

Compulsory payments
to the government –
direct and indirect taxes

Deferred
spending, disposable
income that is not spent
Injections and leakages
Exports (X)

Imports (M)

Government
Consumption

Taxation (T)

Investment (I)

Savings (S)
Injections and leakages
Balance of
Trade

Exports (X)

Imports (M)

Government
Consumption

Taxation (T)

Investment (I)

Savings (S)
Injections and leakages
Balance of
Trade

Exports (X)

Imports (M)

Government
Budget
Balance
Government
Consumption

Taxation (T)

Investment (I)

Savings (S)
Injections and leakages
Balance of
Trade

Exports (X)

Imports (M)

Government
Budget
Balance
Government
Consumption

Taxation (T)

Balance
between
savings and
investment
Investment (I)

Savings (S)
Injections and leakages
Balance of
Trade

Exports (X)

Imports (M)

Government
Budget
Balance
Government
Consumption

Taxation (T)

Balance
between
savings and
investment
Investment (I)

Savings (S)
Injections and leakages
When Injections > Leakages
Exports (X)

Imports (M)

Government
Consumption

Taxation (T)

Investment (I)

Then the level of
Will tend to

Savings (S)
Injections and leakages
When Injections > Leakages
Exports (X)

Imports (M)

Government
Consumption

Taxation (T)

Investment (I)

Then the level of
Will tend to

Savings (S)
Injections and leakages
When Leakages > Injections
Exports (X)

Imports (M)

Government
Consumption

Taxation (T)

Investment (I)

Then the level of
Will tend to

Savings (S)
Injections and leakages
When Leakages > Injections
Exports (X)

Imports (M)

Government
Consumption

Taxation (T)

Investment (I)

Then the level of
Will tend to

Savings (S)
Circular Flow Questions
Economic event

Which injection or
leakage is/are likely to
be most affected?
X, I, G, S, M T

On balance - what is the
likely effect on the level
of GDP– expansion or
contraction (circle your
answer)

1.

A survey finds a fall in confidence for
UK manufacturing firms

X G I S M T

() Expansion /
Contraction ()

2.

A survey finds that construction
companies expect average house
prices to rise by 5% in 2013

X G I S M T

() Expansion /
Contraction ()

3.

The pound rises in value by 10%
against the US dollar ($)

X G I S M T

() Expansion /
Contraction ()

4.

The government decides to cut wages
of civil servants

X G I S M T

() Expansion /
Contraction ()
Circular Flow Questions
Economic event

Which injection or
leakage is/are likely to
be most affected?
X, I, G, S, M T

On balance - what is the
likely effect on the level
of GDP– expansion or
contraction (circle your
answer)

5

China reduces in the size of an import
tariff on British-made steel

X G I S M T

() Expansion /
Contraction ()

6

A new forecast from the IMF suggests
that unemployment in the UK will fall
by 250,000 over the next two years

X G I S M T

() Expansion /
Contraction ()

7

The government increases the rate of
VAT from 20% to 22%

X G I S M T

() Expansion /
Contraction ()
Circular Flow Questions
Economic event

8

9

10

11

The government decides to increase
the UK road-building programme by
£500m for 2013 and 2014
The prices of many consumer goods
and services start to fall, and people
start to expect further price
reductions in the future
The Bank of England’s Monetary
Policy Committee decides to raise
official interest rates from 0.5% to 2%
over a period of months
The government decides to increase
the UK road-building programme by
£500m for 2013 and 2014

Which injection or
leakage is/are likely to
be most affected?
X, I, G, S, M T

On balance - what is the
likely effect on the level
of GDP– expansion or
contraction (circle your
answer)

X G I S M T

() Expansion /
Contraction ()

X G I S M T

() Expansion /
Contraction ()

X G I S M T

() Expansion /
Contraction ()

X G I S M T

() Expansion /
Contraction ()
Circular Flow Questions
Which injection or
leakage is/are likely to
be most affected?
X, I, G, S, M T

On balance - what is the
likely effect on the level
of GDP– expansion or
contraction (circle your
answer)

The government increases revenues from
taxes on high-income earners by £2bn and
uses the money to increase spending on
welfare payments to low-income families
at £2bn
Improvements in labour productivity
causes lower costs and increased profits
for car producers located in the UK

X G I S M T

() Expansion /
Contraction ()

X G I S M T

() Expansion /
Contraction ()

The Chancellor announces a reduction in
the rate of national insurance
contributions paid by small businesses
The government increases revenues from
taxes on high-income earners by £2bn and
uses the money to increase spending on
welfare payments to low-income families
at £2bn

X G I S M T

() Expansion /
Contraction ()

X G I S M T

() Expansion /
Contraction ()

Economic event

12

13

14

15
Tracking the UK Economic Cycle - UK Real National Output

UK Economic Cycle

Quarterly value of real GDP, £ billion measured at constant prices
400

400

380

370

370

360

360

350

350

340

340

330

330

320

320

310

310

300

300

290

290
98

99

00

01

02

03

04

05

06

07

08

09

10

11

12

billions

390

380

£ (billions)

390

13

Source: UK Statistics Commission
AS Macro Course Support
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students, teachers and
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Circular flow of income spending

  • 1. Building the Circular Flow of Income and Spending
  • 4. Purchases of goods and services £ Households Demand Government Firms
  • 5. Purchases of goods and services £ Households Demand Government Firms Supply
  • 6. Purchases of goods and services £ Households Demand Government Firms Supply £ Wages, dividends, interest, profits and rent
  • 7. Purchases of goods and services £ Households Demand Government Firms Supply Incomes £ Wages, dividends, interest, profits and rent
  • 8. Purchases of goods and services £ Households Demand Government Firms Supply Incomes £ Wages, dividends, interest, profits and rent
  • 9. Purchases of goods and services £ Households Taxes Demand Government Firms Supply Incomes £ Wages, dividends, interest, profits and rent
  • 10. Purchases of goods and services £ Households Taxes Demand Government Firms Supply Incomes £ Wages, dividends, interest, profits and rent
  • 11. Purchases of goods and services £ Taxes Households Demand Government Firms Supply Incomes Social Transfers Wages, dividends, interest, profits and rent £
  • 12. Purchases of goods and services £ Taxes Households Demand Government Firms Supply Incomes Social Transfers Wages, dividends, interest, profits and rent £
  • 13. Purchases of goods and services £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Wages, dividends, interest, profits and rent £
  • 14. Purchases of goods and services £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Wages, dividends, interest, profits and rent £
  • 15. Purchases of goods and services £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Taxes Wages, dividends, interest, profits and rent £
  • 16. ? Purchases of goods and services The Domestic Circular Flow Households Government Firms £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Taxes Wages, dividends, interest, profits and rent Production by firms generates factor incomes £
  • 17. Rest of the World Purchases of goods and services The Domestic Circular Flow Households Government Firms £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Taxes Wages, dividends, interest, profits and rent Production by firms generates factor incomes £
  • 18. Rest of the World Purchases of goods and services The Domestic Circular Flow Households Government Firms £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Taxes Wages, dividends, interest, profits and rent Production by firms generates factor incomes £
  • 19. Imports Rest of the World Purchases of goods and services The Domestic Circular Flow Households Government Firms £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Taxes Wages, dividends, interest, profits and rent Production by firms generates factor incomes £
  • 20. Imports Rest of the World Purchases of goods and services The Domestic Circular Flow Households Government Firms £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Taxes Wages, dividends, interest, profits and rent Production by firms generates factor incomes £
  • 21. Imports Exports Rest of the World Purchases of goods and services The Domestic Circular Flow Households Government Firms £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Taxes Wages, dividends, interest, profits and rent Production by firms generates factor incomes £
  • 22. Trade balance Imports Injections and Leakages from the Circular Flow Exports Rest of the World Purchases of goods and services £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Taxes Wages, dividends, interest, profits and rent Production by firms generates factor incomes £
  • 23. Trade balance Imports Injections and Leakages from the Circular Flow Exports Rest of the World Purchases of goods and services £ Taxes Households Govt Purchases Government Demand Firms Supply Incomes Social Transfers Taxes Wages, dividends, interest, profits and rent Production by firms generates factor incomes £
  • 24. Injections and Leakages from the Circular Flow Injections Government Spending Investment Exports Leakages Savings Taxation Imports Imports £ £ Purchases of goods and services £ Taxes Households Incomes Equilibrium when injections = leakages Exports Rest of the World Govt Purchases Government Social Transfers Demand Firms Taxes £ Capital Investment Wages, dividends, interest, profits and rent Production by firms generates factor incomes £
  • 25. Define your terms accurately! Consumer Spending (C) Saving (S) Investment (I)
  • 26. Define your terms accurately! Consumer Spending (C) Household spending on goods and services Saving (S) Investment (I)
  • 27. Define your terms accurately! Consumer Spending (C) Household spending on goods and services Saving (S) Deferred spending, disposable income that is not spent Investment (I)
  • 28. Define your terms accurately! Consumer Spending (C) Household spending on goods and services Saving (S) Investment (I) Deferred spending, disposable income that is not spent Spending on capital goods including plant & machinery and infrastructure
  • 29. Aggregate Demand (AD) • Total demand for domestically-produced goods and services = GDP • AD = the sum of Consumer spending (C) + Investment spending (I) + Government spending (G) + Exports of goods and services (X) - Imports of goods and services (M) 2:18:10 PM
  • 30. Injections into the Circular Flow Exports (X) Goods and services sold to consumers (buyers) in overseas markets Government Consumption Investment (I) State (public) sector demand for goods and services e.g. health and education Spending on capital goods including plant & machinery and infrastructure
  • 31. Leakages from the Circular Flow Imports (M) Goods and services bought by domestic consumers and businesses from overseas Taxation (T) Savings (S) Compulsory payments to the government – direct and indirect taxes Deferred spending, disposable income that is not spent
  • 32. Injections and leakages Exports (X) Imports (M) Government Consumption Taxation (T) Investment (I) Savings (S)
  • 33. Injections and leakages Balance of Trade Exports (X) Imports (M) Government Consumption Taxation (T) Investment (I) Savings (S)
  • 34. Injections and leakages Balance of Trade Exports (X) Imports (M) Government Budget Balance Government Consumption Taxation (T) Investment (I) Savings (S)
  • 35. Injections and leakages Balance of Trade Exports (X) Imports (M) Government Budget Balance Government Consumption Taxation (T) Balance between savings and investment Investment (I) Savings (S)
  • 36. Injections and leakages Balance of Trade Exports (X) Imports (M) Government Budget Balance Government Consumption Taxation (T) Balance between savings and investment Investment (I) Savings (S)
  • 37. Injections and leakages When Injections > Leakages Exports (X) Imports (M) Government Consumption Taxation (T) Investment (I) Then the level of Will tend to Savings (S)
  • 38. Injections and leakages When Injections > Leakages Exports (X) Imports (M) Government Consumption Taxation (T) Investment (I) Then the level of Will tend to Savings (S)
  • 39. Injections and leakages When Leakages > Injections Exports (X) Imports (M) Government Consumption Taxation (T) Investment (I) Then the level of Will tend to Savings (S)
  • 40. Injections and leakages When Leakages > Injections Exports (X) Imports (M) Government Consumption Taxation (T) Investment (I) Then the level of Will tend to Savings (S)
  • 41. Circular Flow Questions Economic event Which injection or leakage is/are likely to be most affected? X, I, G, S, M T On balance - what is the likely effect on the level of GDP– expansion or contraction (circle your answer) 1. A survey finds a fall in confidence for UK manufacturing firms X G I S M T () Expansion / Contraction () 2. A survey finds that construction companies expect average house prices to rise by 5% in 2013 X G I S M T () Expansion / Contraction () 3. The pound rises in value by 10% against the US dollar ($) X G I S M T () Expansion / Contraction () 4. The government decides to cut wages of civil servants X G I S M T () Expansion / Contraction ()
  • 42. Circular Flow Questions Economic event Which injection or leakage is/are likely to be most affected? X, I, G, S, M T On balance - what is the likely effect on the level of GDP– expansion or contraction (circle your answer) 5 China reduces in the size of an import tariff on British-made steel X G I S M T () Expansion / Contraction () 6 A new forecast from the IMF suggests that unemployment in the UK will fall by 250,000 over the next two years X G I S M T () Expansion / Contraction () 7 The government increases the rate of VAT from 20% to 22% X G I S M T () Expansion / Contraction ()
  • 43. Circular Flow Questions Economic event 8 9 10 11 The government decides to increase the UK road-building programme by £500m for 2013 and 2014 The prices of many consumer goods and services start to fall, and people start to expect further price reductions in the future The Bank of England’s Monetary Policy Committee decides to raise official interest rates from 0.5% to 2% over a period of months The government decides to increase the UK road-building programme by £500m for 2013 and 2014 Which injection or leakage is/are likely to be most affected? X, I, G, S, M T On balance - what is the likely effect on the level of GDP– expansion or contraction (circle your answer) X G I S M T () Expansion / Contraction () X G I S M T () Expansion / Contraction () X G I S M T () Expansion / Contraction () X G I S M T () Expansion / Contraction ()
  • 44. Circular Flow Questions Which injection or leakage is/are likely to be most affected? X, I, G, S, M T On balance - what is the likely effect on the level of GDP– expansion or contraction (circle your answer) The government increases revenues from taxes on high-income earners by £2bn and uses the money to increase spending on welfare payments to low-income families at £2bn Improvements in labour productivity causes lower costs and increased profits for car producers located in the UK X G I S M T () Expansion / Contraction () X G I S M T () Expansion / Contraction () The Chancellor announces a reduction in the rate of national insurance contributions paid by small businesses The government increases revenues from taxes on high-income earners by £2bn and uses the money to increase spending on welfare payments to low-income families at £2bn X G I S M T () Expansion / Contraction () X G I S M T () Expansion / Contraction () Economic event 12 13 14 15
  • 45. Tracking the UK Economic Cycle - UK Real National Output UK Economic Cycle Quarterly value of real GDP, £ billion measured at constant prices 400 400 380 370 370 360 360 350 350 340 340 330 330 320 320 310 310 300 300 290 290 98 99 00 01 02 03 04 05 06 07 08 09 10 11 12 billions 390 380 £ (billions) 390 13 Source: UK Statistics Commission
  • 46. AS Macro Course Support Get help from fellow students, teachers and tutor2u on Twitter: #econ2 @tutor2u @tutor2u-econ