A group has 100 members. Each person can choose to
participate or not participate in a common project. If n of them participate in
the project, then each participant derives the benefit p(n) 5 n, and each of
the (100 2n) shirkers derives the benefit s(n) 5 4 1 3n.
(a) Is this an example of a prisoners’ dilemma, a game of
chicken, or an assurance game?
(b) Write the expression for the total benefit of the
(d) What difficulties will arise in trying to get exactly
74 participants and allowing the remaining 26 to shirk?
(e) How might the group try to overcome these