Question 62 1pts Refer to the above figure. The Law of Increasing Additional Costs applies in Panel A only. Panel B only. Panels A and B. neither Panel A nor B. Suppose a consumption function is given as C=$150+0.75YD. The marginal propensity to save is 150. 0.75 0.25 0.75 In Figure 5.2, the fact that real GDP is greater than nominal GDP during the 1960-1980 periods implies that Average price levels during this period must have been lower than during the base period. Per capita GDP must have increased. Average price levels must have decreased during this period. Production must have decreased during this period