The economy of Uplandia is currently in an economic situation shown by point E, on the graph at right. Aggregate Demand 1,000- Now suppose that the level of autonomous export expenditures increases by $400. The AD curve shifts rightward from AD, to 900- AD, as shown. 800- The value of the simple multiplier in Uplandia is equal to . (Round your response to the nearest whole number.) 700- 600- Price Level (P) 500- 400- 300- -... AD 200- 100- AD of 2,000 4,000 6,000 8.000 10,000 Real GDP ()