Aggregate expenditures per year $15,000 13,500 (billions of dollars) 12.000 10,500 9.000 7,500 45-degree AE line 6,000 4.500 3,000 1,500 O $3,000 6,000 9,000 12,000 15,000 Real GDP (Y) per year (billions of dollars) Use Figure: Aggregate Expenditures and Real GDP. At a real GDP of $9,000 billion: a. there will be no unplanned investment. b. planned investment equals actual investment. Oc planned investment is greater than actual investment. Od. planned investment is less than actual investment.