Voting and Motivated Beliefs

Last registered on November 02, 2022

Pre-Trial

Trial Information

General Information

Title
Voting and Motivated Beliefs
RCT ID
AEARCTR-0010332
Initial registration date
November 01, 2022

Initial registration date is when the trial was registered.

It corresponds to when the registration was submitted to the Registry to be reviewed for publication.

First published
November 02, 2022, 5:34 PM EDT

First published corresponds to when the trial was first made public on the Registry after being reviewed.

Locations

Region

Primary Investigator

Affiliation
Lund University

Other Primary Investigator(s)

PI Affiliation
University of Michigan
PI Affiliation
University of Michigan

Additional Trial Information

Status
In development
Start date
2022-11-01
End date
2022-11-07
Secondary IDs
Prior work
This trial is based on or builds upon one or more prior RCTs.
Abstract
We study how information about the wait time at poll stations affect voters' thoughts about elections. Using data from the study "Racial Disparities in Voting Wait Times: Evidence from Smartphone Data" by Chen et al. (2020), we conduct an online survey providing voters with accurate information about the ten percent longest or ten percent shortest wait times in their county during the 2016 presidential election. Importantly, we show this information in relative form, that is, in comparison to the average wait time of the subject’s state of residence. This allows us to induce different perceptions of wait times and to study their causal effects on subjective beliefs on, for example, the importance of elections.
External Link(s)

Registration Citation

Citation
Cohn, Alain, Marco Islam and Yesim Orhun. 2022. "Voting and Motivated Beliefs." AEA RCT Registry. November 02. https://doi.org/10.1257/rct.10332-1.0
Experimental Details

Interventions

Intervention(s)
We will recruit eligible voters for the 2022 midterm elections in the US and present them with information about wait times. We will present selective but accurate information about wait times from the 2016 presidential election and randomly vary whether the subject learns about the 10% longest or 10% shortest wait time in their county. We will further contrast that information with the average wait time in the subject's state.
Intervention Start Date
2022-11-01
Intervention End Date
2022-11-07

Primary Outcomes

Primary Outcomes (end points)
Perception Measures:
1. Perceived importance of midterm elections (1-7)
2. Perceived knowledgeability about the midterm elections (1-7)
3. Attitude to voting – duty vs. choice (binary)
4. Perception to influence politics by voting (1-7)
5. Perceived closeness of election race for seat in house of representatives (1-7)
6. Perceived closeness of election race for senate seat (1-7)
7. Perceived closeness of election race for governor position (1-7)
For items that are similar (e.g., closeness of race) we will create an index (e.g., by using PCA or z-scores).

Behavioral Measure:
- Propensity to click on a link that provides more information about poll worker jobs and allows to sign up for a job.
Primary Outcomes (explanation)

Secondary Outcomes

Secondary Outcomes (end points)
- Reported likelihood to vote
- Reported likelihood to vote conditional on bad weather, busy week
- Expected wait times in midterm elections
Secondary Outcomes (explanation)

Experimental Design

Experimental Design
We recruit participants from an online platform (MTurk, Lucid or Prolific) and ask them to participate in a survey that asks for their views on elections and provides information about the 2022 midterm elections.

All participants are randomly assigned to one of two treatments. The treatments vary in what information about wait times is provided. Participants either receive information about the 10% longest wait times in their county from the 2016 presidential election or they receive information about the 10% shortest wait times in their county.
Based on that information, we study whether voters manipulate their beliefs about elections.
Experimental Design Details
We plan to recruit 2,000 participants from an online platform (MTurk, Lucid or Prolific) to participate in a 10 minute survey. Before we provide our treatment intervention, all subjects have to answer some filter questions based on which we exclude certain participants (see below). Then, participants will be randomly assigned to either the Long or the Short treatment condition and receive accurate information about wait times in the 2016 presidential election. After the information provision, we elicit our primary and secondary outcome variables. The wait time data we use to provide the information stems from the study “Racial Disparities in Voting Wait Times: Evidence from Smartphone Data” by Chen et al. (2020).
The survey will launch 7 days prior to election and will continue until a day before election day. We will only survey participants who live in counties for which we can provide information about wait times.
Randomization Method
Subjects will be recruited on from an online platform (MTurk, Lucid or Prolific) and will participate on a “first come, first serve” basis. Once they pass our selection criteria, they will be randomly assigned to our two (or three) treatment conditions.
Randomization Unit
Randomization will be done at the individual level.
Was the treatment clustered?
No

Experiment Characteristics

Sample size: planned number of clusters
Each observation is independent of the other observations. Thus, there is no need for clustering.
Sample size: planned number of observations
We plan to recruit 2,000 participants, 1,000 per treatment. Note that 1,000 subjects per conditions is a target value. Since it is difficult to determine ex-ante how many participants we can recruit who fulfill our participation criteria, the final number of participants might be lower. Exclusion criteria Our participants need to fulfill the following requirements: 1. Participants must be at least 21 years old 2. Participants must be able to vote 3. Participants must not have voted already 4. Participants must not have the intention to vote by mail 5. Participants must not report to be “extremely liberal” or “extremely conservative” In addition, we target only participants from certain US counties. This is because we cannot provide meaningful information about wait times for all counties. We will recruit participants from 414 counties which cover a total of 9,942 zip code areas. Participants who do not fulfill the requirements above or participants who do not come from the targeted counties are excluded from the study.
Sample size (or number of clusters) by treatment arms
See above.
Minimum detectable effect size for main outcomes (accounting for sample design and clustering)
According to a power calculation, we need approx. 1,000 observations per treatment to detect a small effect in our belief measures (i.e., Cohen’s d = 0.12) with a power of 0.80 and an alpha of 0.05 (two-sided).
IRB

Institutional Review Boards (IRBs)

IRB Name
Voting and Motivated Beliefs
IRB Approval Date
2022-10-24
IRB Approval Number
IRB00000246
Analysis Plan

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Post-Trial

Post Trial Information

Study Withdrawal

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Intervention

Is the intervention completed?
No
Data Collection Complete
Data Publication

Data Publication

Is public data available?
No

Program Files

Program Files
Reports, Papers & Other Materials

Relevant Paper(s)

Reports & Other Materials