Using the consumption and saving data in problem $1$ and assuming investment is $$16$ billion, what are saving and planned investment at the $$380$ billion level of domestic output? What are saving and actual investment at that level? What are saving and planned investment at the $$300$ billion level of domestic output? What are the levels of saving and actual investment? In which direction and by what amount will unplanned investment change as the economy moves from the $$380$ billion level of GDP to the equilibrium level of real GDP$?$ From the $$300$ billion level of real GDP to the equilibrium level of GDP$?$ LO$31\mathrm{.}4$