In country X, there is free international trade of roses. There are roses grown locally and imported roses. The diagram shows the market of roses there. The world price of roses per dozen is $10.

(Note: You do not need to show any diagram in your answers.)

(a) What is the quantity of roses purchased per month (including locally grown and imported roses)? (1 mark)

(Please just state the answer. There is no need to provide the explanation.)

(b) What is the quantity of imported roses in Country X per month? (1 mark)

(Please just state the answer. There is no need to provide the explanation.)

(c) Explain who are the winners of international free trade in roses.

Suppose country Xs government now imposes a $10 tariff on each dozen of imported roses.

(d) Calculate the governments tariff revenue in Country X. (3 marks)

Suppose there is no more tariff in country X now. Instead, the government puts an import quota of 100 thousands of dozens per month on rose imports.

(e) Calculate the deadweight loss created by the import quota. (3 marks)