Calculate the marginal propensity to save when total saving increases from $200 billion to $300 billion as a result of increase in income from $900 to dollar $1200 billion.

Exploring Economics
8th Edition
ISBN:9781544336329
Author:Robert L. Sexton
Publisher:Robert L. Sexton
Chapter23: The Aggregate Expenditure Model
Section: Chapter Questions
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Calculate the marginal propensity to save when total saving increases from $200 billion to $300 billion as a result of increase in income from $900 to dollar $1200 billion.

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