What will happen if government spending increases by $100 billion is:
Real output will increase by a maximum of $400 billion.
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Government spending</h3>
Using this formula
Multiplier=1/(1-MPC)
Where:
MPC=Marginal propensity to consume =0.75
Let plug in the formula
Multiplier=1/(1-0.75)
Multiplier=1/0.25
Multiplier=4
Increase in GDP= Government spending ×4
Increase in GDP=$400
Inconclusion what will happen if government spending increases by $100 billion is: Real output will increase by a maximum of $400 billion.
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