If full-employment GDP is $800 billion, the marginal propensity to consume is 0.75, and the economy is currently at $600 billion in rGDP, how much in government spending would it take to move the economy back to full employment GDP? If full-employment GDP is $800 billion, the marginal propensity to consume is 0.75, and the economy is currently at $600 billion in rGDP, how much in government spending would it take to move the economy back to full employment GDP? $50 billion. $25 billion. $100 billion. $200 billion