Consider a simple economy in which investment is constant and equal to $100 billion. There is no

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Consider a simple economy in which investment is constant and equal to $100 billion. There is no government or foreign sector, and the price level is constant. Consumption is
C = $40 billion + 0.75Y.
a. What is the value of the marginal propensity to consume?
b. What is consumption at an output of $1,000 billion?
c. What is the equilibrium GDP in this model?
d. What is the value of the multiplier?
e. What happens to equilibrium GDP should investment demand fall to $80 billion?
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Principles of Money Banking and Financial Markets

ISBN: 978-0321339195

12th edition

Authors: Lawrence S. Ritter, William L. Silber, Gregory F. Udell

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