(a) In this economy, what is the effect on the real and nominal returns to labor of a tariff on the import of food in the medium run? Why? (b) Based on your answer in (a), discuss the political controversies of the 1815 Corn Laws in England and the tariffs on manufacturing imports in the US in the 1820s. (c) Would labor favor a tariff on apples? Why? Be sure to explain the conditions under which it would favor protection. 3