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CBSE 2017 Class 12 Economics Outside Delhi Set-3

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Question : 2 of 5
Marks: +1, -0
Define marginal propensity to save.
Solution:  
Marginal propensity to save (MPS) is the ratio of change in saving to change in income. It is shown as:
   MPS   =  ΔSΔY\;\text{ MPS }\;=\;\frac{\Delta S}{\Delta Y}
Where, ΔS=\Delta S= change in saving
ΔY=\Delta Y= change in income
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