Changes

8.  Mathematically prove (or disprove!) the answer to the question on the midterm exam about P=30/Q.

8.  Mathematically prove (or disprove!) the answer to the question on the midterm exam about P=30/Q.

9.  Provide the best explanation of "public good" that you can.

9.  Provide, in your own words, the best definition of "public good" that you can.

10.  Find a question on the midterm that describes an unusual situation in the real world, and explain why the scenario of the question is unrealistic.

10.  Find a question on the midterm that describes a situation that would be unusual in the real world, and explain why the scenario of the question is unrealistic.

11.  Revisit the problem on the midterm about the price ceiling (with the graph), which asked how much the shortage would be.  Provide the correct answer and explain why.  (If you answered it correctly, then provide a similarly difficult substitute for this.)

11.  Revisit the problem on the midterm about the price ceiling (with the graph), which asked how much the shortage would be.  Provide the correct answer and explain why.  (If you answered it correctly, then provide a similarly difficult substitute question for this.)

== References ==

== References ==