Question 1

When voting preferences become more complicated than those assumed by the median-voter theorem:

Accepted Answer

The median-voter theorem assumes a simple, unimodal distribution of voter preferences, typically along a single policy dimension. When preferences become more complicated, the method of voting (e.g., plurality, runoff, ranked-choice) can significantly influence election outcomes, as it affects how these complex preferences are aggregated into a final decision.

Question 2

Which of the following is not a criterion for an ideal voting system, according to economist Kenneth Arrow?

Accepted Answer

Kenneth Arrow's impossibility theorem outlines several criteria for an ideal voting system, including unanimity (if everyone prefers one option, it should win), no dictator (no single voter possesses the power to always determine the outcome), and transitivity (if option A is preferred over B, and B over C, then A should be preferred over C). "Fairness" is not explicitly listed among these criteria in Arrow's theorem.

Question 3

The "no dictator" criterion for an ideal voting system means that:

Accepted Answer

The "no dictator" criterion specifically refers to the condition that no single individual should have the overriding power to determine the outcome of a decision or election, ensuring that the system is democratic and considers the preferences of all participants, not just one.

Question 4

Which economist defined the characteristics of an ideal voting system?

Accepted Answer

Kenneth Arrow is renowned for his Impossibility Theorem, which outlines the characteristics of an ideal voting system and proves that no system can perfectly meet all criteria simultaneously.

Question 5

What does unanimity as a criterion for an ideal voting system indicate?

Accepted Answer

Unanimity means that if every single voter prefers one option over another, then the preferred option should win. This criterion ensures that if there is complete agreement among voters on the ranking of two options, the collective choice reflects this consensus.

Question 6

The median-voter theorem can help explain why politicians tend to change their position on a given issue over the course of an election from:

Accepted Answer

The median-voter theorem suggests that in a majority-rule voting system, the candidate whose position is closest to the median voter is more likely to win. Therefore, politicians often move their positions to be more moderate to appeal to the largest segment of voters, which is typically near the center of the political spectrum.

Question 7

The _______ theorem suggests that politicians maximize their votes by taking the policy position preferred by the median voter, under certain conditions?

Accepted Answer

The median-voter theorem posits that in a majority-rule voting system, politicians will adopt the policy position preferred by the median voter to maximize their votes, assuming voters' preferences are single-peaked and voters vote sincerely.

Question 8

The median-voter theorem suggests that the reason politicians go from extreme to moderate positions on an issue over the course of an election is because they are appealing to the _______ in the primary election and the _______ in the general election.

Accepted Answer

The median-voter theorem posits that politicians target the median voter within their party during primaries and then shift towards the median voter of the entire electorate in the general election to maximize their appeal and chances of winning.

Question 9

An ideal voting system cannot have:

Accepted Answer

An ideal voting system should be democratic and prevent any single individual from having the power to unilaterally enforce their preferences, ensuring fairness and equality in decision-making.

Question 10

Which of the four criteria for an ideal voting system is demonstrated when everyone in a town prefers to spend the budget on improved public transportation systems instead of new public parks, and transportation spending wins the vote?

Accepted Answer

Unanimity is demonstrated in this scenario because the voting outcome reflects the unanimous preference of the community for improved public transportation systems over new public parks. This means that if every voter prefers one option over another, the outcome should reflect this preference.

Question 11

An ideal voting system will not function if a _______ is present who has the power to enact his or her own preferences.

Accepted Answer

An ideal voting system is based on the principle of democracy, where the power to make decisions is distributed among all voters equally. A dictator, by definition, has absolute power and can enact his or her own preferences, bypassing the collective decision-making process, thus undermining the functionality of an ideal voting system.

Question 12

According to the median-voter theorem, the chosen policy will be the one preferred by the:

Accepted Answer

The median-voter theorem suggests that in a majority-rule voting system, the chosen policy will be the one preferred by the median voter, assuming voters can be placed along a one-dimensional policy space and have single-peaked preferences.

Question 13

Suppose a political candidate is running for office, and the primary policy issue at stake is the fraction of the locality's budget that will be allocated toward public schools. Forty percent of voters prefer the amount to be 10 percent of the budget, 15 percent of voters prefer 20 percent, and 45 percent of voters prefer 25 percent. According to the median-voter theorem, the candidate will be in support of public school spending as _______ percent of the budget.

Accepted Answer

The answer of Suppose a political candidate is running for...

Question 14

The median-voter theorem suggests that:

Accepted Answer

The median-voter theorem posits that in a majority-rule voting system, where preferences are single-peaked, politicians will adopt the policy position of the median voter to maximize their votes. This is because the median position is theoretically the most advantageous in attracting the largest number of votes, assuming voters' preferences are distributed along a spectrum. Choices B, C, and D describe different phenomena not directly related to the core principle of the median-voter theorem.

Question 15

Suppose a vote is taken among 7 district representatives to determine how much of the city budget should be spent on tourism advertising. Two individuals vote for 10 percent, two more vote for 15 percent, and three vote for 50 percent. According to the median-voter theorem, the chosen amount to spend on tourism advertising will be _______ percent of the budget.

Accepted Answer

The median-voter theorem states that the outcome of a majority vote is likely to represent the preference of the median voter. In this case, the median vote is 15 percent, as it is the middle value when the votes are ordered.

Question 16

Which of the following is not one of the conditions that must exist for the median-voter theorem to hold?

Accepted Answer

The median-voter theorem does not require the policy being voted on to be uncontroversial. It primarily focuses on conditions such as a single-dimensional policy space, majority voting, and the presence of only two candidates to predict that the candidate whose position is closest to the median voter's preference will win.

Question 17

Which of the following is one of the conditions that must exist for the median-voter theorem to hold?

Accepted Answer

The median-voter theorem assumes that candidates win by majority vote, which is a key condition for the theorem's predictions about policy convergence to hold. This theorem suggests that in a majority-rule voting system, the candidate or party that positions its policies closest to the preferences of the median voter will win.

Question 18

Which of the four criteria for an ideal voting system is violated if everyone in a town prefers to spend the budget on improved libraries instead of new public parks, and public park spending wins the vote?

Accepted Answer

Unanimity is violated in this scenario because the principle of unanimity states that if every voter prefers one option over another, then the group preference should reflect that, and the preferred option should win. In this case, despite everyone preferring improved libraries, public park spending wins, which goes against the unanimity criterion.

Question 19

When considering voting options, if option X beats Y, and Y beats Z, then transitivity says that:

Accepted Answer

Transitivity in the context of voting or preferences means that if option X is preferred over Y, and Y is preferred over Z, then it logically follows that X is preferred over Z.

Question 20

Suppose a vote is taken in a small town of 11 people to determine how much of the budget should go toward education spending. Five individuals vote for 10 percent, five others vote for 80 percent and one person votes for 25 percent. According to the median-voter theorem, the chosen amount to spend on education will be _______ percent of the budget.

Accepted Answer

The median-voter theorem suggests that the outcome of a majority vote is determined by the preferences of the median voter. In this case, with 11 people voting, the median vote is the 6th vote when arranged in order. Given the distribution of votes, the 6th vote falls on the person who voted for 25 percent, making it the median preference.

Quiz 22: Political Choices