3. Consider the aggregate expenditure equation AE = 2,000 - 1,000+ 0.7 Y, where the letters represent the usual economic variables. Which of the following is correct? 1. (2,000 - 1,000r) constitute the autonomous components of aggregate expenditure. 2. The sign of the coefficient on the interest rate ris wrong, because aggregate expenditure rises with the interest rate. 3. The equation indicates that a change in the interest rate r shifts the aggregate expenditure line in the Keynesian Cross diagram.
3. Consider the aggregate expenditure equation AE = 2,000 - 1,000+ 0.7 Y, where the letters represent the usual economic variables. Which of the following is correct? 1. (2,000 - 1,000r) constitute the autonomous components of aggregate expenditure. 2. The sign of the coefficient on the interest rate ris wrong, because aggregate expenditure rises with the interest rate. 3. The equation indicates that a change in the interest rate r shifts the aggregate expenditure line in the Keynesian Cross diagram.
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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Transcribed Image Text:3.
Consider the aggregate expenditure equation AE = 2,000 - 1,000+ 0.7 Y, where the letters
represent the usual economic variables. Which of the following is correct?
1. (2,000 - 1,000r) constitute the autonomous components of aggregate expenditure.
2. The sign of the coefficient on the interest rate ris wrong, because aggregate
expenditure rises with the interest rate.
3. The equation indicates that a change in the interest rate r shifts the aggregate
expenditure line in the Keynesian Cross diagram.
3 only.
1 and 2 only.
1 and 3 only.
1, 2 and 3.
2 and 3 only.
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