The following table shows the benefit (in dollar terms) that each roommate would get from the two trips.
Roommate Benefit from Cancun Benefit from San Diego
Geoffrey
$950
$450
Suzanne
$550
$750
Tyler
$650
$650
Rachel
$750
$950
The roommates tend to put off making decisions. So, when February 1 rolls around and they still haven't made a decision, they schedule a vote for
10:00 PM that night. In case of a tie, they will flip a coin between the two vacation destinations.
The roommates will get the most total benefit if they choose to go to
Given the individual benefits each roommate receives from the two trips, which trip will each roommate vote for? Fill in the table with each
roommate's preferred location, assuming that a given roommate will abstain if he or she has no preference.
Roommate Vote
Suzanne
Abstain
Rachel
Geoffrey
Tyler
San Diego
Under majority rule, the roommates will vote to go to
. Therefore, majority rule leads to an economically
outcome.
Suppose Rachel misses the vote, leaving Geoffrey, Suzanne, and Tyler to figure out where they're going to go.
Geoffrey and Suzanne argue for their preferred destinations, but Tyler offers to vote with Geoffrey if Geoffrey will vote on his side in an upcoming class
election. This is an example of
