Answer:
real GDP = $105 billion
change in real GDP = $35 billion
Explanation:
given data
multiplier = 1.5
sending checks worth = $70 billion
solution
we get here first MPC marginal propensity to consumer that is
multiplier = [tex]\frac{1}{1-MPC}[/tex] ..................1
1.5 = [tex]\frac{1}{1-MPC}[/tex]
MPC = 0.333
and
now we get real GDP that is
real GDP = multiplier × government spending
real GDP = 1.5 × $70 billion
real GDP = $105 billion
and
change in real GDP will be
change in real GDP = $105 billion - $70 billion
change in real GDP = $35 billion