3.4: UK macroeconomy Flashcards
Ciruclar flow of income
Households -> expenditure on consumption (goods/services) -> firms
Firms -> income (labour,land,capital) -> households
Labour paid in
Land paid for in
Capital paid for in
Wages
Rent
Interest
What happens when the owner earns of profit
Some of which goes to owner as payment for ‘enterprise’
Income
Flow of money owned
Wealth
Value of all assets
Factors influencing distribution of income/wealth
Taxation policy: regressive policies increase gap, progessive policies reduce it
Wage difference in high and low skill labour
Discriination against different groups of workers
Regional difference in earnings
Unsalaried individuals depending on state benefits
Withdrawals from circular flow of income
Savings
Taxes
Imports
Injections into circular flow of income
Exports (X)
Investment (I)
Government spending (G)
What happens if injections exceed withdrawals?
Circular flow of income will expand. National income will rise
What happens if withdrawals exceed injections?
Circular flow of income will shrink. National income will fall
Example of an injection:
Expansionary fiscal policy -> govt spending rise
Example of an withdrawal
Uncertainty -> consumers save, firms invest less
Marginal propensity to consume =
Change in consumption / Change in income
What does MPC represent?
The amount of each extra pound the consumer spends when given an extra pound in income i.e. if MPC is 0.25 each extra pound they spend £0.25
People with less money have higher MPC
Marginal propensity to save =
Change in savings / Change in income