If the multiplier in an economy is 3, a $30 billion increase in net exports will increase GDP by $90 billion.
Using this formula
Increase in GDP=Economy multiplier ×Increase in net exports
Where:
Economy multiplier=3
Increase in net exports=$30 billion
Let plug in the formula
Increase in GDP=3×$30 billion
Increase in GDP=$90 billion
Inconclusion If the multiplier in an economy is 3, a $30 billion increase in net exports will increase Gross domestic product (GDP) by $90 billion.
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