EC140 Chapter Notes - Chapter 27: Disposable And Discretionary Income, Autonomous Consumption, Real Interest Rate

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EC140 Full Course Notes
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Chapter 27 expenditure multipliers: the keynesian model. In the keynesian model, they set prices and sell quantities their customers are willing to buy. Increase in aggregate expenditure increases real gdp: consumption expenditure and saving plans influenced by: Aggregate income minus taxes plus transfer payments: disposable income, real interest rate, wealth, expected future income. Autonomous consumption; amount of consumption expenditure that would take place in the sr if people had no current income. Induced consumption; consumption expenditure that is induced by an increase in disposable income. 45 degree line: heaight of which measures disposable income; each point on this line, consumption expenditure = disposable income. Slope is marginal propensity to consume: saving function relationship b/n saving and disposable income, dissaving - when consumption expenditure exceeds disposable income, saving is negative. Yd is saved: mps = income (yd) Where the ae curve lies above the 45 degree line, aggregate planned expenditure exceeds real gdp.

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