wwwmoblabcom to vote or not to vote overview Basketball v Soccer Club vote decides who gets varsity jackets Total number of voters and distribution is known Each person has a cost to voting ID: 775626
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Slide1
9
to vote, or not to vote (i.e. abstain)?
www.moblab.com
to vote or not to vote?
overview
Basketball v. Soccer Club
, vote decides who gets varsity jackets. Total number of voters and distribution is known.
Each person has a cost to voting: this depends on a student’s distance to the school. Abstention has no direct cost.Majority wins, if there is a tie, everyone gets varsity patches.possible outcomesYou vote, your side wins You vote, your side loses You vote, both sides tie You abstain, your side winsYou abstain, your side losesYou abstain, both sides tie
9
A Playground for Decisions
Slide29
your screen
www.moblab.com
to vote or not to vote?
your team and how your team stacks up
9
A Playground for Decisions
Slide39
your screen
www.moblab.com
to vote or not to vote?
decisions you can make
9
A Playground for Decisions
Slide49
your screen
www.moblab.com
to vote or not to vote?
things to consider
9
A Playground for Decisions
Slide59
your screen
www.moblab.com
to vote or not to vote?
refresher on the rules
9
A Playground for Decisions
Slide69
payoffs
www.moblab.com
to vote or not to vote?
an example
The winning team gets 100 points, losing team gets 0 points, and both teams get 50 points if there is a tie.
Thelma voted for the basketball team and won. She lives 5 miles from school (cost 10/mile)
Louise voted for the soccer team and lost. She lives 3.2 miles from school (cost 10/mile)
9A Playground for Decisions
payoff
=
outcome
-
voting
cost
firm 2
=
9
x
($11
– $6
)
=
$45
Slide79
payoffs
www.moblab.com
to vote or not to vote?
an example
The winning team gets 100 points, losing team gets 0 points, and both teams get 50 points if there is a tie.
Thelma voted for the basketball team and won. She lives 5 miles from school (cost 10/mile)
Louise voted for the soccer team and lost. She lives 3.2 miles from school (cost 10/mile)
9A Playground for Decisions
payoff
=
outcome
-
voting
cost
Thelma
=
100
-
50
=
50
firm 2
=
9
x
($11
– $6
)
=
$45
Slide89
payoffs
www.moblab.com
to vote or not to vote?
an example
The winning team gets 100 points, losing team gets 0 points, and both teams get 50 points if there is a tie.
Thelma voted for the basketball team and won. She lives 5 miles from school (cost 10/mile)
Louise voted for the soccer team and lost. She lives 3.2 miles from school (cost 10/mile)
9A Playground for Decisions
payoff
=
outcome
-
voting
cost
Thelma
=
100
-
50
=
50
Louise
=
0
-
32
=
-32
Slide99
payoffs
www.moblab.com
to vote or not to vote?
an example
The winning team gets 100 points, losing team gets 0 points, and both teams get 50 points if there is a tie.
What if Thelma decided to abstain? In doing so, there was a tie between basketball and soccer votes.
9
A Playground for Decisions
payoff=outcome-voting costThelma=50-0=50Louise=50-32=18
happy playing!