Step 1: Review the chapter material. This problem is about the relationship among income, consumption, and saving, so you may want to review the section "Income, Consumption, and Saving." Part 4 Step 2: Fill in the table. For simplicity, assume that taxes are zero. National Income and Real GDP (Y) Consumption (C) Saving (S) Marginal Propensity to Consume (MPC) Marginal Propensity to Save (MPS) $18,000 $11,800 $ 1,000 long dash long dash 19,000 12,400 1,400 enter your response here enter your response here 20,000