Q1) Suppose that the government deficit (D) is 20 , interest on the government debt (INT) is 20 , taxes ( T ) are 50 , government expenditures ( G ) are 45 , consumption expenditures ( C ) are 50 , net factor payments (NFP) are 5 , the current account surplus (CA) is 20 , and national saving (S) is 60. Calculate a) Private disposable income b) Transfers from the government to the private sector c) Gross National Product (GNP) d) Gross domestic product e) The government surplus f) Net export and g) Investment expenditures .