How much more (or less) output will the average American have next year if the $22 trillion U.S. economy (GDP) grows (or contracts) by Instructions: Round your responses to the nearest dollar. If the economy is contracting be sure to include a negative sign ( ) in front of your answer. assuming a population of 340 million. a. -1.5 percent? per person b. 1 percent? $ per person c. 3.5 percent? per person