28. Which of the following would not increase autonomous consumption spending? 37. Which of the following is equivalent to the marginal propensity to...

28. Which of the following would not increase autonomous consumption spending? 37. Which of the following is equivalent to the marginal propensity to consume? 82. If income increased by $20,000, government purchases are fixed at $10,000, investment spending is fixed at $5,000, net exports are refixed at $500, and aggregate expenditure is increasing by $15,000, what is the marginal propensity to consume (MPC)?