How Do We Trade Off Resources Between High and Low Ability Learners?

Last registered on September 15, 2022

Pre-Trial

Trial Information

General Information

Title
How Do We Trade Off Resources Between High and Low Ability Learners?
RCT ID
AEARCTR-0002615
Initial registration date
December 06, 2017

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 07, 2017, 8:19 PM EST

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

Last updated
September 15, 2022, 5:46 AM EDT

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

Locations

Region

Primary Investigator

Affiliation
Norwegian School of Economics

Other Primary Investigator(s)

Additional Trial Information

Status
Completed
Start date
2017-12-07
End date
2022-09-15
Secondary IDs
Prior work
This trial does not extend or rely on any prior RCTs.
Abstract
What do people consider a fair distribution of educational resources between high and low ability children? To what extent do people let efficiency considerations and motivation levels matter when making this trade-off? I study this experimentally, using a novel design implemented on a representative sample of 2000 Americans. The participants distribute one-to-one tutoring between students who learn quickly and students who take more time and learn slower. To study underlying mechanisms, I use a between-design and include treatments where I vary the relative price of tutoring for the two groups of learners, as well as the relative motivation level between the learners.
External Link(s)

Registration Citation

Citation
Falch, Ranveig. 2022. "How Do We Trade Off Resources Between High and Low Ability Learners?." AEA RCT Registry. September 15. https://doi.org/10.1257/rct.2615-4.200000000000000
Former Citation
Falch, Ranveig. 2022. "How Do We Trade Off Resources Between High and Low Ability Learners?." AEA RCT Registry. September 15. https://www.socialscienceregistry.org/trials/2615/history/155882
Experimental Details

Interventions

Intervention(s)
See analysis plan
Intervention Start Date
2017-12-07
Intervention End Date
2017-12-11

Primary Outcomes

Primary Outcomes (end points)
See analysis plan
Primary Outcomes (explanation)

Secondary Outcomes

Secondary Outcomes (end points)
Secondary Outcomes (explanation)

Experimental Design

Experimental Design
See analysis plan
Experimental Design Details
Randomization Method
Randomization done in office by a computer
Randomization Unit
Individual
Was the treatment clustered?
No

Experiment Characteristics

Sample size: planned number of clusters
2000 respondents.
Sample size: planned number of observations
2000
Sample size (or number of clusters) by treatment arms
500 in control, and 500 in each treatment arm.
Minimum detectable effect size for main outcomes (accounting for sample design and clustering)
IRB

Institutional Review Boards (IRBs)

IRB Name
Norwegian Centre for Research Data (NSD)
IRB Approval Date
2017-11-01
IRB Approval Number
56355
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