Climate Change Behavior and Social Norms

Last registered on September 16, 2021

Pre-Trial

Trial Information

General Information

Title
Climate Change Behavior and Social Norms
RCT ID
AEARCTR-0007542
Initial registration date
April 13, 2021

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
April 13, 2021, 11:33 AM EDT

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

Last updated
September 16, 2021, 10:42 AM EDT

Last updated is the most recent time when changes to the trial's registration were published.

Locations

Region

Primary Investigator

Affiliation
University of Bonn

Other Primary Investigator(s)

PI Affiliation
University of Zurich
PI Affiliation
briq, University of Bonn
PI Affiliation
University of Bonn

Additional Trial Information

Status
Completed
Start date
2021-04-12
End date
2021-09-01
Secondary IDs
Prior work
This trial does not extend or rely on any prior RCTs.
Abstract
We study how social norms affect climate change behavior.
External Link(s)

Registration Citation

Citation
Andre, Peter et al. 2021. "Climate Change Behavior and Social Norms." AEA RCT Registry. September 16. https://doi.org/10.1257/rct.7542-2.1
Experimental Details

Interventions

Intervention(s)
See the analysis plan for a description of the intervention.
Intervention Start Date
2021-04-12
Intervention End Date
2021-05-31

Primary Outcomes

Primary Outcomes (end points)
Incentivized donation decision to a charitable organization (primary outcome); support for policies aimed at fighting global warming; normative beliefs. See the analysis plan for more details.
Primary Outcomes (explanation)

Secondary Outcomes

Secondary Outcomes (end points)
See the analysis plan for more details.
Secondary Outcomes (explanation)

Experimental Design

Experimental Design
See the analysis plan for a description of the design.
Experimental Design Details
Randomization Method
Randomization done by the survey software we use to conduct the survey (Qualtrics)
Randomization Unit
Individual
Was the treatment clustered?
No

Experiment Characteristics

Sample size: planned number of clusters
About 6,000 respondents
Sample size: planned number of observations
About 6,000 respondents
Sample size (or number of clusters) by treatment arms
We target 2,000 respondents in each of the three treatment arms.
Minimum detectable effect size for main outcomes (accounting for sample design and clustering)
IRB

Institutional Review Boards (IRBs)

IRB Name
German Association for Experimental Economic Research e.V.
IRB Approval Date
2021-02-09
IRB Approval Number
Xx5i4FQa
Analysis Plan

Analysis Plan Documents

Climate Change Behavior and Social Norms

MD5: 20ef5bf8014b7b12fcb5c7652297877f

SHA1: 86f30afb025dca222c94a8f0896cb7ed013b9e63

Uploaded At: April 13, 2021

Post-Trial

Post Trial Information

Study Withdrawal

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Intervention

Is the intervention completed?
No
Data Collection Complete
Yes
Data Collection Completion Date
Final Sample Size: Number of Clusters (Unit of Randomization)
Was attrition correlated with treatment status?
Final Sample Size: Total Number of Observations
Final Sample Size (or Number of Clusters) by Treatment Arms
Data Publication

Data Publication

Is public data available?
No

Program Files

Program Files
Reports, Papers & Other Materials

Relevant Paper(s)

Reports & Other Materials