Answer:
unplanned inventory accumulation equals -$200 billion.
Explanation:
As we know that
Unplanned inventory equals to
= Real GDP - aggregate expenditures
= 600 billion - 800 billion
= -$200 billion
It shows a difference between the real GDP and the aggregate expenditure
Since the real GDP is less than the aggregate expenditure, so the unplanned inventory should come in negative amount else it comes in a positive amount