Answer:The real Gdp
Explanation:
Short run aggregate supply curve is upward sloping and it shows the relationship between the price level and output. it is upward sloping because the quantity supplied increases when the price rises. Real GDP or otherwise known as changes in aggregate demand and aggregate supply is assumed to remain unchanged because they are not caused by changes in the price level. Economic growth are one of the things that can cause change in real Gdp. Things that cause changes along a given short run supply curve can include the following: wages, increase in physical capital or advancement in technology.