3. Suppose the economy runs according to this income-expenditure model. Complete the table below. Then answer questions (a) through (e).
(a) The equilibrium level of income will be $
(b) The marginal propensity to invest is
(c) The marginal propensity to save is . (Be carefulthe marginal propensity to save is defined on the basis of disposable income, not total income.)
(d) For equilibrium income to increase by 60, government spending must increase by
(e) Therefore the government-spending multiplier is .