Minimum Contribution Mechanism

Last registered on November 29, 2021

Pre-Trial

Trial Information

General Information

Title
Minimum Contribution Mechanism
RCT ID
AEARCTR-0008612
Initial registration date
November 23, 2021
Last updated
November 29, 2021, 8:19 AM EST

Locations

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Primary Investigator

Affiliation

Other Primary Investigator(s)

Additional Trial Information

Status
In development
Start date
2021-11-29
End date
2022-06-30
Secondary IDs
Prior work
This trial does not extend or rely on any prior RCTs.
Abstract
This study examines a public goods mechanism
External Link(s)

Registration Citation

Citation
Neligh, Nathaniel. 2021. "Minimum Contribution Mechanism." AEA RCT Registry. November 29. https://doi.org/10.1257/rct.8612-1.0
Experimental Details

Interventions

Intervention(s)
Participants will engage in several public goods games with different mechanisms
Intervention Start Date
2021-11-29
Intervention End Date
2022-06-30

Primary Outcomes

Primary Outcomes (end points)
Contributions under each mechanism
Mechanism Efficiency
Primary Outcomes (explanation)
Efficiency taken in the strong sense (maximizing sum of payoffs)

Secondary Outcomes

Secondary Outcomes (end points)
Beliefs about mechanism efficiency
Secondary Outcomes (explanation)
Which mechanism do people expect to have higher payoffs in?

Experimental Design

Experimental Design
Participants will engage in several public goods games with different mechanisms
Experimental Design Details
Not available
Randomization Method
By computer online
Randomization Unit
Individual
Was the treatment clustered?
No

Experiment Characteristics

Sample size: planned number of clusters
210 people
Sample size: planned number of observations
210 people
Sample size (or number of clusters) by treatment arms
70 people per position
Minimum detectable effect size for main outcomes (accounting for sample design and clustering)
Supporting Documents and Materials

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IRB

Institutional Review Boards (IRBs)

IRB Name
Univeristy of Tennessee Knoxville Institutional Review Board
IRB Approval Date
2021-06-10
IRB Approval Number
UTK IRB-21-06573-XM