1. According to Keynes, what is the most important determinant of [or inuence on} the level of Consumer Spending households undertake in a time period? 2. Use the following Consumpon funcon data to answer the questions below: Real Disposable Income Consumption Saving MPC MPS $100 $150 $200 $200 $300 $250 $400 $300 $500 $350 A. What is Saving if Real Disposable Income = $400. What is Saving if Yd = 500? B. What is the marginal propensity to consume (MPG? C. What is the marginal propensityr to save [MPS}? D. What is the break-even income [level of income at which Saving = {i}? E. What is the mathematical relation between the MPC and the MP5? 3. Suppose most business executives expect a slowdown in the economyI [slower sales growth for their rm). How might that affect the economy