Learn / Library / Market making
Die payoff contract
A contract pays, in dollars, the number shown on one roll of a fair -sided die. What is its fair value in dollars?
Checking an answer needs JavaScript. The hint and the solution open without it.
Hint
Fair value is the expected payoff.
Solution
- All faces are equally likely, each with probability .
- The expected payoff is .
- The fair value is .
Answer: