Formula to calculate Net national product (NNP) of a country is:

(A) GDP – depreciation
(B) GDP + depreciation
(C) NNP – depreciation
(D) GNP – Depreciation

Answer: (D) GNP – Depreciation
Net National Product (NNP) = Gross National Product (GNP) – Depreciation

• Gross National Product (GDP)
  Net National Product (NNP)
  Gross National Product (GNP)