Microeconomics 6th Edition by Robert Hall, Shirley Kuiper, Marc Lieberman

Exercise 13

In the chapter,you learned that one way the government enforces agricultural price floors is to buy up the excess supply itself. If the government wanted to follow a similar kind of policy to enforce a price ceiling (such as rent control),and thereby prevent blackmarket- type activity,what would it have to do? Is this a sensible solution for enforcing rent control? Briefly,why or why not?