Which of the following is a source of market failure?

Suppose the price of coffee falls. Other things constant, what will not happen?

A) People will consume more coffee. B) People will consume more cream. C) The demand for coffee will rise. D) The demand for cream will fall. E) More people will now consider drinking bottled water.

From the data in the above table, when the economy is in short-run equilibrium, if aggregate demand does not change, then as time passes the

A) short-run aggregate supply curve shifts rightward. B) short-run aggregate supply curve shifts leftward. C) long-run aggregate supply curve shifts rightward. D) long-run aggregate supply curve shifts leftward.