D if actual gdp were 900 what difference between

e) If planned investment increases by 70 to 170, what is the new equilibrium income?
d) If actual GDP were 900, what difference between planned and actual investment would result? Why?
Size of the multiplier:
The aggregate expenditure would be
810
. Due to the difference between the aggregate expenditure and Y,
inventories are
increased
to fill the gap. Planned investment, including planned inventory investment is 100 but
the unplanned changes to inventories results in an actual investment of
800
2
.

2017/10/4 Lab 3 (Question 2) ~ Lyryx Learning Inc
Marking:
2/3