Complete the following table (in billions of dollars)
Level of Output Cons. Saving APC APS MPC MPS
Income GDP=DI
340 -8
360 0
380 8
400 16
420 24
440 32
460 40
480 48
500 56
a) Graphically illustrate the consumption and saving schedules
b) Explain the significance of negative levels of saving
c) Explain with reference to the graph whether the following increase, decrease, or remain constant
(i) APC, (ii) MPC (iii) APS (iv) MPS