There is a simple Keynesian Model of a typical form (as given in the lecture and in the learning materials): (1) Y = C + I (equilibrium condition) (2) C = a + bY (consumption function) (3) I = I0 (investment function) where I0 = 115 a = 10 b = MPC = 0.9  how much is the simple multiplier (also known as a Keynesian multiplier or an expenditure multiplier)?

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Q: Keynesian

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