1. Which of the following IS assumed to remain constant when drawing the aggregate demand curve? A) Real GDP in the US B) The price level in the US C) Real GDP in China D) Real output of the US 2. In terms of aggregate supply, the "short run" is: A) the time before input prices adjust. B) about six months. ()the time it takes for input and product prices to balance. D) one to three months. 3. The long-run aggregate supply curve is: A) horizontal. B) vertical. C) upward-sloping. D) downward sloping- When considering aggregate supply, product prices and input prices are: ) correlated. opposites C) nonfungible. D) independent