What is the initial unplanned inventory investment? If the number is negative, be sure to include a negative sign. billic initial unplanned inventory investment: $ After firms adjust their production, what is the total change in real GDP? If the number is negative, be sure to include a negative sign.

ENGR.ECONOMIC ANALYSIS
14th Edition
ISBN:9780190931919
Author:NEWNAN
Publisher:NEWNAN
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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8
Planned aggregate spe
60
40
20
0
0 20
40 60 80 100 120 140 160 180 200
Real GDP (billions of dollars)
What is the initial unplanned inventory investment? If the number is negative, be sure to include a negative sign.
billion.
initial unplanned inventory investment: $
After firms adjust their production, what is the total change in real GDP? If the number is negative, be sure to include a
negative sign.
total change in real GDP: $
billion
Transcribed Image Text:8 Planned aggregate spe 60 40 20 0 0 20 40 60 80 100 120 140 160 180 200 Real GDP (billions of dollars) What is the initial unplanned inventory investment? If the number is negative, be sure to include a negative sign. billion. initial unplanned inventory investment: $ After firms adjust their production, what is the total change in real GDP? If the number is negative, be sure to include a negative sign. total change in real GDP: $ billion
Consider the graphical representation of the Keynesian cross for a hypothetical country, where the planned aggregate
spending line is graphed against the 45° line. Suppose that, in this country, there is an autonomous increase in aggregate
spending of $20 billion. Show this change on the graph.
Planned aggregate spending (billions of dollars)
88 89 288898
200
180
160
140
120
100
60
40
0
20
40
60
80
100 120 140
45 degree line
Planned AB
160 180 200
Transcribed Image Text:Consider the graphical representation of the Keynesian cross for a hypothetical country, where the planned aggregate spending line is graphed against the 45° line. Suppose that, in this country, there is an autonomous increase in aggregate spending of $20 billion. Show this change on the graph. Planned aggregate spending (billions of dollars) 88 89 288898 200 180 160 140 120 100 60 40 0 20 40 60 80 100 120 140 45 degree line Planned AB 160 180 200
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