Keynesian National Income Calculator

Calculate national income using the Keynesian aggregate expenditure formula: Y = C + I + G + (X - M). Analyze component shares.

⚡ Interactive Calculation Engine Active

Please enable JavaScript in your browser to run live computations, 2D envelope diagrams, and export PDF reports.

How to Use Keynesian National Income (Y = C + I + G + NX) Calculator

  1. Enter Private Consumption (C), Gross Investment (I), Government Spending (G).
  2. Enter Total Exports (X) and Total Imports (M).
  3. View Total National Income (GDP Y) and Net Exports (NX).

Expenditure Approach to GDP

Consumption typically represents the largest share (55-70%) of GDP in consumer-driven economies.

Frequently Asked Questions

What is the Keynesian GDP equation?
Y = C + I + G + (X - M), where Y is National Income, C is Consumption, I is Investment, G is Government Spending, and (X - M) is Net Exports.