In an economy with no exports and imports, autonomous consumption is $3 trillion, the marginal propensity to consume
is 0.6, investment is $5 trillion, and government expenditure on goods and services is $6 trillion. Taxes are $5 trillion and
do not vary with real GDP.
If real GDP is $34.4 trillion, calculate disposable income, consumption expenditure, and aggregate planned expenditure. What is equilibrium expenditure?