Five roommates are planning to spend the weekend in their dorm room watching movies, and they are debating how many movies to watch. Here is their willingness to pay:

Principles of Economics, 7th Edition (MindTap Course List)
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ISBN:9781285165875
Author:N. Gregory Mankiw
Publisher:N. Gregory Mankiw
Chapter22: Frontiers Of Microeconomics
Section: Chapter Questions
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Five roommates are planning to spend the weekend in their dorm room watching movies, and they are debating how many movies to watch. Here is their willingness to pay:
 
Willingness to Pay
(Dollars)
Yakov
Charles
Gilberto
Lorenzo
Sam
First film 18 15 10 8 5
Second film 16 12 8 5 1
Third film 14 9 6 0 0
Fourth film 12 6 3 0 0
Fifth film 10 3 0 0 0
 
Buying a DVD costs $20, which the roommates split equally, so each pays $4 per movie.
The efficient number of movies to watch (that is, the number that maximizes total surplus) is
 
movies.
 
Complete the following table by indicating the preferred number of movies from the standpoint of each roommate.
Roommate
0
1
2
3
4
5
Yakov
 
 
 
 
 
 
 
Charles
 
 
 
 
 
 
 
Gilberto
 
 
 
 
 
 
 
Lorenzo
 
 
 
 
 
 
 
Sam
 
 
 
 
 
 
 
 
The median roommate prefers
 
movies.
 
Suppose the roommates held a vote on the efficient outcome versus the median voter's preference.
Complete the following table by indicating how each person would vote in this case.
Roommate
Efficient Outcome
Median Voter Outcome
Yakov
 
 
 
Charles
 
 
 
Gilberto
 
 
 
Lorenzo
 
 
 
Sam
 
 
 
 
The winning outcome according to majority rule is the    .
 
If one of the roommates proposed a different number of movies, his proposal could beat the winner from the previous vote.
True
 
False
 
 
Majority rule    be counted on to reach efficient outcomes in the provision of public goods.
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