69.) Consumption Function Suppose that a country's eonsumption function is given by 9I + 0.8/F-0.31 C = where C and I are expressed in billions of dollars. (a) Find the marginal propensity to save when income is $25 billion. (b) Determine the relative rate of change of C with respect to I when income is $25 billion.
69.) Consumption Function Suppose that a country's eonsumption function is given by 9I + 0.8/F-0.31 C = where C and I are expressed in billions of dollars. (a) Find the marginal propensity to save when income is $25 billion. (b) Determine the relative rate of change of C with respect to I when income is $25 billion.
Chapter9: Aggregate Demand
Section: Chapter Questions
Problem 1.3P
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Consumption Function Suppose that a country's consumption function is given by
C=(9\sqrt(I)+0.8\sqrt(I^(3))-0.3I)/(\sqrt(I))
where C and I are expressed in billions of dollars.
(a) Find the marginal propensity to save when income is $25 billion.
(b) Determine the relative rate of change C with respecy to I when income is $25 bilion.
![69.) Consumption Function Suppose that a country's
eonsumption function is given by
9I+ 0.8 - 0.31
C =
where C and I are expressed in billions of dollars.
(a) Find the marginal propensity to save when income is
$25 billion.
(b) Determine the relative rate of change of C with respect to I
when income is $25 billion.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe0524a20-e0ca-4aeb-a2cb-352830993c89%2F834387ee-d207-4d69-bf80-b8d180ac9eaa%2Frh14koc_processed.jpeg&w=3840&q=75)
Transcribed Image Text:69.) Consumption Function Suppose that a country's
eonsumption function is given by
9I+ 0.8 - 0.31
C =
where C and I are expressed in billions of dollars.
(a) Find the marginal propensity to save when income is
$25 billion.
(b) Determine the relative rate of change of C with respect to I
when income is $25 billion.
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