12.Suppose exports andimportsof a country are given by the following:GDP Exports Imports$2500 $400 $250]3000 400 3003500 400 3504000 400 4004500 400 5001)Calculatenetexports at each level of GDP(1 point)Calculation Procedure:2)Ifdomesticexpenditure(the sum of C+I+G in the economy in the question 1) is as shown in the following table calculate the equilibrium level of GDP(1 point)GDP Domestic Expenditure$2500 $31003000 34003500 37004000 40004500 43005000 4600Calculation Procedure:3)Now raise exports to $650 and find the equilibrium level of GDP again(1 point)Calculation Procedure:4)How large is the multiplier?(1 point)Calculation Procedure: