Information and prices

Last registered on December 13, 2024
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Pre-Trial

Trial Information

General Information

Title
Information and prices
RCT ID
AEARCTR-0014767
Initial registration date
December 03, 2024

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
December 13, 2024, 12:26 PM EST

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

Locations

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Primary Investigator

Name
Roberto Rozzi
Affiliation
University of Siena
Contact Primary Investigator

Other Primary Investigator(s)

PI Name
Itzhak Rasooly
PI Affiliation
Sciences Po, PSE
Contact Investigator

Additional Trial Information

Status
In development
Start date
2024-12-03
End date
2025-04-30
Keywords
Behavior
Additional Keywords
JEL code(s)
Secondary IDs
Prior work
This trial does not extend or rely on any prior RCTs.
Abstract
See attached PDF
External Link(s)

Registration Citation

Citation
Rasooly, Itzhak and Roberto Rozzi. 2024. "Information and prices." AEA RCT Registry. December 13. https://doi.org/10.1257/rct.14767-1.0
Sponsors & Partners
Experimental Details

Interventions

Intervention(s)
Intervention Start Date
2024-12-03
Intervention End Date
2025-01-01

Primary Outcomes

Primary Outcomes (end points)
The price in a market (see the attached PDF for details)
Primary Outcomes (explanation)

Secondary Outcomes

Secondary Outcomes (end points)
Secondary Outcomes (explanation)

Experimental Design

Experimental Design
See the attached PDF
Experimental Design Details
Not available
Randomization Method
Randomization done in office by a computer
Randomization Unit
Markets
Was the treatment clustered?
No

Experiment Characteristics

Sample size: planned number of clusters
110 markets
Sample size: planned number of observations
110 markets
Sample size (or number of clusters) by treatment arms
55 markets in yes group
55 markets in no group

See the attached PDF for details
Minimum detectable effect size for main outcomes (accounting for sample design and clustering)
80% power (see the attached PDF for details)
Supporting Documents and Materials
IRB

Institutional Review Boards (IRBs)

IRB Name
Paris School of Economics
IRB Approval Date
2024-10-07
IRB Approval Number
2023-042
Analysis Plan

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