# Math 89s - Game Theory and Democracy

### Mondays and Wednesdays, 1:25 - 2:40pm, Physics 227

Hubert Bray, Professor of Mathematics and Physics, Duke University
Office Hours:  Mondays and Wednesdays, 4:30 - 5:30pm
(Please email me if you are coming after 5pm so that I will know not to leave early.)

# Student Essays and Surveys

## The Final Exam for this course is on Sunday, December 14, at 2pm in our usual classroom.  Mark this date on your calendars now.

Due Wednesday, December 3, 2014:  Work these problems from the book, in handwriting, and turn them in during class.

Due Monday, November 24, 2014:   Paper #3
Format:  title page, paper, one page summary, bibliography
Turn in your paper by EMAIL to me at bray@math.duke.edu.

Due October 27, 2014:  Paper #2.

Homework for Monday, October 20, 2014:
Work problems 1, 2, 3, 6, and 7 of last year's final exam (click on link for the exam).   This assignment is your best chance to figure out what you know and what you need to learn before the final exam.  Skip the parts of the problems refering to the "Schulze method," which we haven't covered yet.

Due September 22, 2014:  Paper #1.

Homework for Wednesday, September 10, 2014:  Email me (in regular text in your email) a one or two paragraph proposal for your first paper.

Homework for Monday, September 8, 2014:
Do another survey, this time including the winner according to Ranked Pairs as well.

Homework for Monday, September 1, 2014:

1)  Plurality
2)  Instant Runoff Voting
3)  The Borda Count
4)  Instant Runoff Borda
5)  Worst Defeat

Also compute
6)  the margin of victory matrix
7)  and the Condorcet winner, if there is one.

Homework for Wednesday, August 27, 2014:  Poll 15 friends on a controversial multiple choice question with 4-6 choices.
• Make the question controversial in the sense that you do not know which choice will likely win, so that the results will be interesting.
• Make a ballot (using Word, which you can printout 15 times) for each voter on which you can record each person's first choice, second choice, third choice, etc. for your question.
• Bring the results to class on Wednesday.