Income (Y)
Savings (S) = -120 + 0.5 Y
0
-120
200
-20
400
80
600
180
800
280
In an economy S = - 50 + 0.5Y is the saving function (where S = saving and Y = national income) and investment expenditure is 7,000. Calculate
(i) Equilibrium level of national income.
(ii) Consumption expenditure at equilibrium level of national income.