An Increase in Spending Growth Shifts the AD Curve Up and to the Right (Outward) An increase in spending growth, , increases AD, shifting the curve up and to the right (outward). Note that each curve is defined by a specified level of spending growth. For example, along the curve AD ( = 5%) each combination of inflation and real growth must add to 5%. Along the curve AD ( = 7%) each combination of inflation and real growth must add to 7%.