Evaluating Social Media
Last registered on October 11, 2018

Pre-Trial

Trial Information
General Information
Title
Evaluating Social Media
RCT ID
AEARCTR-0003409
Initial registration date
October 11, 2018
Last updated
October 11, 2018 7:11 PM EDT
Location(s)

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Primary Investigator
Affiliation
Other Primary Investigator(s)
PI Affiliation
Stanford University
PI Affiliation
Stanford University
PI Affiliation
Stanford University
PI Affiliation
New York University
Additional Trial Information
Status
On going
Start date
2018-09-24
End date
2018-12-06
Secondary IDs
Abstract
In order to avoid experimenter demand effects, we describe the study in fields that will not become public until after the experiment is over.
External Link(s)
Registration Citation
Citation
Allcott, Hunt et al. 2018. "Evaluating Social Media." AEA RCT Registry. October 11. https://www.socialscienceregistry.org/trials/3409/history/35641
Experimental Details
Interventions
Intervention(s)
In order to avoid experimenter demand effects, we describe the study in fields that will not become public until after the experiment is over.
Intervention Start Date
2018-10-11
Intervention End Date
2018-12-06
Primary Outcomes
Primary Outcomes (end points)
See the analysis plan for more information.
Primary Outcomes (explanation)
See the analysis plan for more information.
Secondary Outcomes
Secondary Outcomes (end points)
Secondary Outcomes (explanation)
Experimental Design
Experimental Design
In order to avoid experimenter demand effects, we describe this in the field that will not become public until after the experiment is over.
Experimental Design Details
Not available
Randomization Method
Randomization will be done by a computer.
Randomization Unit
Individual
Was the treatment clustered?
No
Experiment Characteristics
Sample size: planned number of clusters
3,051 individuals.
Sample size: planned number of observations
3,051 individuals.
Sample size (or number of clusters) by treatment arms
See the analysis plan for more information.
Minimum detectable effect size for main outcomes (accounting for sample design and clustering)
IRB
INSTITUTIONAL REVIEW BOARDS (IRBs)
IRB Name
New York University University Committee on Activities Involving Human Subjects
IRB Approval Date
2018-09-06
IRB Approval Number
IRB-FY2018-2139
IRB Name
Stanford University Panel on Human Subjects in Non-Medical Research
IRB Approval Date
2018-06-04
IRB Approval Number
45403