1.If the marginal propensity to consume is 0.80 and government purchases of goods and services decrease by $25 billion, real GDP will:

2.If the marginal propensity to save is 0.10 and government purchases of goods and services decrease by $18 billion, real GDP will:

3.If the marginal propensity to consume is 0.75 and government decrease taxes by $10 billion, what would happen to real GDP?

4.If the marginal propensity to save is 0.20 and government increasestaxes by $20 billion, what would happen to real GDP?