When C = 300 + 0.8Y and Y = 1,000, saving at zero income level will be
300
-300
1,100
800
C + S = Y
At zero income level,
C = -S
When Y = 0, C = 300 + 0.8(0) = 300
Therefore, S = -300
When C = 300 + 0.8Y and Y = 1,000, what is the saving at zero income level?