Reading: The Multiplier Effect | Macroeconomics
The multiplier effect is also visible on the Keynesian cross diagram. Figure shows the example we have been discussing: a recessionary gap with an equilibrium of 700, potential GDP of 800, the slope of the aggregate expenditure function (AE 0) determined by the assumptions that taxes are 30% of income, savings are of aftertax income, and imports are of beforetax income.