A.decreases as GDP increases B.increases as GDP increases c.is $40 billion at all levels of GDP D.is $60 billion at all levels of GDP

Chapter 31 Quiz 1 Saved Help 9 $200 Ctlg 180 160 140 Skipped 120 Aggregate Expenditures (Billions) 100 80 60 40 20 0 $20 40 60 80 100 120 140 160 180 200 Real GDP (Billions) Refer to the diagram for a private closed economy. In this economy, investment