Public Goods and Government Size: Supplementary Experiment

Last registered on October 25, 2022

Pre-Trial

Trial Information

General Information

Title
Public Goods and Government Size: Supplementary Experiment
RCT ID
AEARCTR-0010270
Initial registration date
October 19, 2022

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
October 25, 2022, 10:53 AM EDT

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

Locations

Region

Primary Investigator

Affiliation
Tokyo University of Science

Other Primary Investigator(s)

PI Affiliation
Tokyo University of Science
PI Affiliation
Princeton University

Additional Trial Information

Status
In development
Start date
2022-10-21
End date
2022-10-31
Secondary IDs
Prior work
This trial does not extend or rely on any prior RCTs.
Abstract
This study examines how people's perceptions on the governmental role of providing public goods affect their policy preferences for the government size. To this end, we conduct an online survey experiment where the information regarding the governmental role of providing public goods is randomly assigned.
External Link(s)

Registration Citation

Citation
Kishishita, Daiki, Tomoko Matsumoto and Atsushi Yamagishi. 2022. "Public Goods and Government Size: Supplementary Experiment." AEA RCT Registry. October 25. https://doi.org/10.1257/rct.10270-1.0
Experimental Details

Interventions

Intervention(s)
We randomly provide information that emphasizes the governmental role of providing public goods.
Intervention Start Date
2022-10-21
Intervention End Date
2022-10-31

Primary Outcomes

Primary Outcomes (end points)
Policy preferences for taxation and public spending
Primary Outcomes (explanation)
Policy preferences for taxation and public spending. Outcomes include preferences for the government size (e.g., whether one agrees to increase tax rates), preferences for the desirable tax system (e.g., progressive vs. uniform vs. lump-sum), and preferences for public spending (e.g., whether it should be used for helping the poor).

Secondary Outcomes

Secondary Outcomes (end points)
Secondary Outcomes (explanation)

Experimental Design

Experimental Design
We conduct an online survey experiment where the information about the US government's activities in providing public goods is randomly assigned.
Experimental Design Details
We conduct an online survey experiment where the information about the US government's activities in providing public goods is randomly assigned. We look at the treatment effect of this information on preferences for taxation and providing public goods by focusing on the respondents who initially understimated the US government's activities.
Randomization Method
Randomization is done by a computer.
Randomization Unit
individual
Was the treatment clustered?
No

Experiment Characteristics

Sample size: planned number of clusters
one country.
Sample size: planned number of observations
900 individuals.
Sample size (or number of clusters) by treatment arms
300 individuals for the treatment 1 group, 300 individuals for the treatment 2 group, and 300 individuals for the control group.
Minimum detectable effect size for main outcomes (accounting for sample design and clustering)
Significance level: 5%, Power: 80% For a binary outcome where the average of the control is 0.5, the minimum detectable effect size is around 0.1 (10%).
Supporting Documents and Materials

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IRB

Institutional Review Boards (IRBs)

IRB Name
Tokyo University of Science
IRB Approval Date
2022-10-14
IRB Approval Number
21003

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