What would be the effect of an adjustment of workers and firms to a higher than expected price level on a graph showing aggregate demand and short-run aggregate supply that is initially in equilibrium? Part 2 The effect of an adjustment of workers and firms to a higher than expected price level will be for the Part 3 A. aggregate demand curve to shift up. B. short-run aggregate supply curve to shift up. C. short-run aggregate supply curve to shift down. D. aggregate demand curve to shift down.The aggregate demand curve shows the relationship between and investment output demanded consumption production