a. Compute the GDP, GNP, NNP, and NI. b. If the appropriate price index is 1 10, calculate the real GDP for that year. 15. Suppose the following national income statistics (all figures are in million of cedis) are provided by the Ghana Statistical Service for the economy of Ghana in 2013. Gross private domestic investment Depreciation 880 Government purchases 300 Consumption 1370 2400 Government transfer payments 120 Social security taxes 100 Personal income taxes 600 Exports 360 Imports 510 Indirect business taxes 200 Corporate income taxes 65 Undistributed corporate profits 200 a. Compute the GDP, NDP, NI, PI, and DPI. b. If the appropriate price index for 2013 is 150, calculate the real GDP for 2013