The figure above shows the market for college education in the United States. If the government has a goal of enrolling the efficient number of students each year, the government should provide a voucher to students equaling ________

Suppose the government imposes a price ceiling on gasoline that is less than the equilibrium price. As a result

A) the price of gasoline rises to the equilibrium price. B) there is incentive for buyers to undertake search activity. C) the supply of gasoline will increase and the supply curve will shift rightward. D) the demand for gasoline will decrease and the demand curve will shift leftward.

Based on the data in the table above, the economy will be in short-run equilibrium at a price level of

A) 90. B) 110. C) 100. D) 120.