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GDP Calculator

Compute GDP using the expenditure identity C+I+G+X−M.

How It Works

Use the same currency, scale and accounting period for every input. Government transfers are not government purchases; investment includes inventory changes and may be negative. This is an accounting identity, not a forecast.

Reference Sources

FAQs

How does this calculator work?

Use the same currency, scale and accounting period for every input. Government transfers are not government purchases; investment includes inventory changes and may be negative. This is an accounting identity, not a forecast.

What assumptions should I check?

Check the units and definitions shown beside each input. Results use the values you enter.