Jane supports herself at college by working in a bookstore earning $300 a month, which she spends entirely every month. If she gets a salary increase of $100 a month, she spends $90 more dollars on consumption expenditure. Jane's MPC is equal to

A) 0.10. B) 0.90. C) 1.00. D) 0.50. E) $90.


B

Economics

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