As
most first year students can attest, the off-grounds housing situation at the
University of Virginia is extremely stressful. Within the first month of
school, there is already a frenzy surrounding the housing situation for the following year. As a first year, this is
most likely well before you have even met the people you will truly be friends
with the next year. Making a decision about your life 12 months in advanced is
a daunting task for anyone. Year after year students complain. So why hasn’t the
situation changed?
It
may be due to the fact that this situation contains the defining characteristic
of a Prisoner’s Dilemma. All student’s in the UVA community have a
dominant-strategy to sign their
lease earlier than all of the rest, to make sure they secure their
optimal apartment complex, while everyone would be better off if we pushed the “frenzy”
back to spring semester. As most leases commence in July,
signing in the spring is still early. Singing in the spring would give
student’s more time to figure out their friend and financial situation, give
them more opportunities to research apartment complexes before signing a lease,
and have a smoother adjustment for their first semester of the school year. However,
if only a few students decide to wait for spring semester to come around, they
will have significantly less choices and will be much worse off than if they
had just decided to sign in October. If everyone waits until spring semester
except for one student, that student has all options available to them and no
competition for apartment complexes, they are also much better off signing in
October.
For this example, we are going to assume that
the prices of the apartments are constant throughout the year, that the
benefits of signing later apply to all students equally, and that only UVA
students are participating in this apartment renting situation. In the
situation given, the matrix below represents the dilemma along with numbers
representing utility (Student A/Other UVA Students). Student A’s optimal choice
is to rent in October regardless of what the other UVA Student’s choose. The
same is true for Other UVA Students. In this situation, all players signing in
October is the dominant-strategy equilibrium, but it is also a Pareto inefficient
equilibrium. At least one, in fact all other participants can be made better
off without making another player worse off.
Student
A -->
Other UVA Students |
Wait until 2nd
Semester
|
Sign Lease in
October
|
Wait until 2nd
Semester
|
(10, 10) |
(12, 3)
|
Sign Lease in October |
(3, 12) |
(7, 7) |
Perhaps
we should all decide to hire a thug to break the leg of every student who tries
to rent an apartment before the spring semester in order to push us away from
this Pareto inefficient equilibrium.
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