a. Calculate the GDP using both the expenditure approach and the income approach b. If the appropriate price index for 2013 is 120, calculate the real GDP for 2013. 14. Given the following national income data of Ghana. Figures are in billions. Personal consumption expenditures $219.10 Net private domestic investment 52.10 Government purchases 59.40 Government transfer payments 13.90 Personal taxes 40.50 Exports of goods and services 16.50 Imports of goods and services 17.80 Depreciation 11.70 Social security taxes 14.00 Indirect business taxes 14.40 Net foreign factor income 13.20 awluvi - business econ cs Imacro]