A Movement Down and to the Left Along the Aggregate

Multiple Choice

A movement down and to the left along the aggregate supply curve will occur when

A) firms' average markup is stable and a decrease in real GDP causes unit costs to fall
B) world oil prices fall,thus decreasing the price level
C) a change in fiscal policy causes aggregate expenditure to increase
D) firms decide to produce less than before at each price level
E) an increase in real GDP causes the price level to fall