NNP=GNP–CCA\mathrm {NNP = GNP – CCA}NNP=GNP–CCA
NNP=GNP+CCA\mathrm {NNP = GNP + CCA}NNP=GNP+CCA
NNP=C+I+G\mathrm {NNP = C+I+G}NNP=C+I+G
NNP=CCA–GNP\mathrm {NNP = CCA – GNP}NNP=CCA–GNP