Output in the short run is determined by which of the following factors when an economy operates at full employment? Select one: a. demand b. supply c. the price level d, the labor force Figure 33-9. Price Level LRAS SRAS, SRAS P. P P: AD AD: Quantity of Output Refer to Figure 33-9. Suppose the economy starts where LRAS -AD, -SRAS). A decrease in short-run aggregate supply would be consistent with the movement to Select one: - 6, P. Y b. PY2 c. P. Y d. P. Y