The Multiplier Flashcards
What is the multiplier
Initial government injection causes a multiply through the economy
E.g increasing NHS salaries leads to higher spending by these workers increasing AD
Causes of multiplier effects
Injection of capital e.g Govt spending or investment
Change in income and spending
Factors affecting the size of a multiplier
Marginal propensity to consume
Spare capacity
The accelerator
Relationship between investment levels and rate of change in gdp
Multiplier formula
1/1-mpc = 1/MPW
Multiplier effect
Initial injection promoting a bigger final increase in income
Injecting money to nhs workers - higher spending- higher AD
Marginal propensity formulas
Change in propensity (save,tax,import)/ change in income