Question

how to calculate depreciation in national income?​

Answer 1

There are three ways of calculating GDP - all of which in theory should sum to the same amount:

National Output = National Expenditure (Aggregate Demand) = National Income.

(i) The Expenditure Method - Aggregate Demand (AD)

GDP = C + I + G + (X-M) where.

The Income Method – adding together factor incomes.