The Washington Post reports that the price of lilies rose last month, while the quantity of lilies bought and sold increased. Which of the following events could have caused these changes? (A lily is a type of flower.)

Consider the market for avocados depicted above. If the government imposes a price ceiling at $2.00 per avocado, consumer surplus will be ____. There will be a deadweight loss of ____.

Refer to the graph above. The opportunity cost of producing an additional orchid is ____ jasmine(s) in Cambodia. The opportunity cost of producing an additional orchid is ____ jasmine(s) in Thailand.

Assume that potatoes are an inferior good. Which of the following would cause both the equilibrium price and equilibrium quantity of potatoes to​ increase?

Refer to the graph above. If these two countries specialize production according to their comparative advantages and engage in trade, ____

Peru produces blueberries and raspberries. It can produce 750 pounds of blueberries or 150 pounds raspberries per day. The opportunity cost of producing an additional pound of blueberries is ____. 

True or False: Along a linear PPF, opportunity costs are increasing for both goods. 

France produces butter and cheese. France could not produce more butter without reducing its production of cheese. France’s production is ____, and it is currently producing ____ its PPF.

The New York Times reports that the price of beef rose last month, while the quantity of beef bought and sold decreased. Which of the following events could have caused these changes?

Portugal’s PPF between ham and fish is downward-sloping. This means that ____.