2. Given the national income accounting data as follows: RM billion transfer payments to persons 400 personal taxes 100 corporate profit tax payments. undistributed profits and valuation adjustments 200 interest paid to businesses 50 contributions to Social Security 350 net personal transfer payments to foreigners 15 personal interest income 150 government purchases of goods and services 100 consumption expenditures 750 gross investment 7'5 imports of goods and services 20 exports of goods and services 10 depreciation 250 indirect taxes 100 a. Calculate gross national product. b. Calculate net national product. c. Calculate national income. d. Calculate personal income. e. Calculate personal disposable income. f. Calculate personal saving