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January 28, 2015

January 28, 2015

Posted by **Smantha** on Friday, October 19, 2012 at 5:42pm.

S(x) = x - C(x) (Income minus consumption)

The quantity dS/dx below is called the marginal propensity to save.

For the following consumption function, find the marginal propensity to save.

C(x) = 0.701x + 99.34

$ billion per billion dollars

- math -
**some one**, Friday, October 19, 2012 at 5:51pmThis is a optimization problem !!

- math -
**Reiny**, Friday, October 19, 2012 at 7:39pmaccording to your definition ...

S(x) = x - .701x - 99.34

then dS(x)/dx = 1 - .701 = .299

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