Designing an Experiment on Social Pressure
A researcher wants to test the hypothesis that making contributions public increases the amount individuals contribute to a group project. To do this, they will have participants play a game where each person is given $10 and can choose to contribute any amount to a group fund. The total fund is then doubled and distributed equally among all participants, regardless of their individual contribution.
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Library Science
Economics
Economy
Introduction to Microeconomics Course
Social Science
Empirical Science
Science
CORE Econ
Ch.4 Strategic interactions and social dilemmas - The Economy 2.0 Microeconomics @ CORE Econ
Application in Bloom's Taxonomy
The Economy 2.0 Microeconomics @ CORE Econ
Cognitive Psychology
Psychology
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Critique of an Experimental Design for Social Cooperation
In an experiment designed to study cooperation, participants are randomly assigned to one of two conditions. In Condition 1, participants can contribute to a group fund and then, after seeing everyone's contributions, can pay a small amount to reduce the earnings of other players. In Condition 2, participants play the exact same game but do not have the option to reduce others' earnings. The experiment finds that average contributions to the group fund are consistently and significantly higher in Condition 1 than in Condition 2. Based on this experimental design and result, what is the most valid conclusion?
Evaluating an Experimental Design for Cooperation
The Role of a Control Group in Experimental Design
An experiment is conducted to see if allowing participants to financially penalize each other affects their willingness to contribute to a group project. Match each component of the experimental design to its specific purpose.
A research team designs an experiment to see if a punishment mechanism increases contributions to a group project. They find that in the group with the punishment option, average contributions are very high. Based solely on this observation, the team can confidently conclude that the punishment mechanism was the direct cause of the high contributions.
A researcher wants to scientifically test whether giving people the ability to punish non-cooperators causes an increase in contributions to a group project. Arrange the following steps into the correct logical order for designing and executing this experiment.
In an experiment designed to test if a punishment mechanism increases cooperation, researchers compare a 'treatment group' (with the punishment option) to a 'control group' (without it). If the hypothesis is correct, the average financial contribution to the group project from participants in the treatment group would be expected to be significantly ____ than the average contribution from participants in the control group.
Evaluating a Research Design for Social Cooperation
A researcher investigates whether allowing people to penalize non-cooperators increases contributions to a group fund. The researcher sets up two conditions. In the 'Punishment' condition, participants can contribute and then pay to penalize others. In the 'No Punishment' condition, they can only contribute. The researcher allows participants to choose which condition they want to join. The results show that the 'Punishment' group contributes significantly more. Why is the conclusion that 'the punishment option caused the higher contributions' questionable in this specific design?
An economist wants to determine if allowing participants in a group investment game to communicate with each other causes them to contribute more money. The economist runs an experiment with a single group of participants. For the first 10 rounds, the participants play without communication. For the next 10 rounds, the same participants are allowed to communicate. The economist finds that contributions are higher in the rounds with communication and concludes that communication caused the increase. Which of the following statements best identifies a potential flaw in the economist's conclusion?
Designing an Experiment on Social Pressure
Evaluating an Experimental Conclusion
Interpreting Experimental Results
An experiment is designed to test if allowing anonymous, costly punishment of low contributors increases overall contributions to a shared fund. Participants are randomly assigned to one of two conditions. In the first condition, they play the game with the punishment option available. In the second condition, they play the same game but without the punishment option. What is the primary analytical purpose of the second condition (the one without punishment)?
Researchers want to test if a costly punishment option increases contributions in a group investment game. They recruit 100 student volunteers. The first 50 students who arrive at the lab are assigned to the 'treatment' group, which plays the game with the punishment option. The remaining 50 students who arrive later are assigned to the 'control' group, which plays without the punishment option. What is the most significant potential flaw in this experimental procedure?
True or False: In an experiment testing if a costly punishment option increases contributions to a shared fund, the control group (which cannot punish) should be informed that another group in the experiment (the treatment group) has the ability to punish. This ensures both groups have the same information about the overall experimental setup.
Analyzing an Experimental Outcome
Evaluating a Behavioral Economics Experiment
In an experiment to test if a costly punishment option affects contributions to a shared fund, researchers create two conditions. Participants are assigned to a condition by a coin flip. In one condition, participants can pay to reduce another's earnings after contributions are revealed. In the other condition, this option is absent. Match each experimental design term to its correct description within the context of this specific experiment.