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22 If, in response to an increase in investment of S10 billion.equilibrium income rises by a local of SSO billion, then the marginal propensity to save is (A) 0.1 (B) 0.2 (C) 0.5 (D) 0.8 (E) 0.9.​

22 If, in response to an increase in investment of S10 billion.equilibrium income-example-1
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Answer:

(B) 0.2 ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎

22 If, in response to an increase in investment of S10 billion.equilibrium income-example-1
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