Payments to Resolve Inequalities and Climate Change (PRICE) -- Pilot

Last registered on December 03, 2024

Pre-Trial

Trial Information

General Information

Title
Payments to Resolve Inequalities and Climate Change (PRICE) -- Pilot
RCT ID
AEARCTR-0014893
Initial registration date
November 22, 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 03, 2024, 1:16 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

Affiliation
Georgia State University

Other Primary Investigator(s)

PI Affiliation
University of California, Berkeley
PI Affiliation
University of Ghana
PI Affiliation
World Bank

Additional Trial Information

Status
In development
Start date
2024-11-25
End date
2025-12-31
Secondary IDs
Prior work
This trial does not extend or rely on any prior RCTs.
Abstract
This project aims at piloting a cash for subsidy reform, replacing fossil fuel subsidies with cash payments. We plan to pilot the intervention in Ghana, within the context of the Premix Fuel Program – a very large “conditional” and digitized program subsidizing a large portion of fuel use among fishermen along the country’s coastal communities. The research design aims to randomize a fraction of beneficiaries across localities that currently receive conditional digital transfers for Premix fuel to receive equivalent “unconditional” digital transfers in a way that allows for clean measurement of relevant outcomes, including public support and aggregate and general equilibrium impacts. The focus will be on three treated landing beaches where 100% of program beneficiaries will be treated for about three months. We plan to survey the treated communities with pre and post surveys as well as more than ten untreated communities to build the control group and to compare response and attrition rates.
External Link(s)

Registration Citation

Citation
Annan, Francis et al. 2024. "Payments to Resolve Inequalities and Climate Change (PRICE) -- Pilot." AEA RCT Registry. December 03. https://doi.org/10.1257/rct.14893-1.0
Experimental Details

Interventions

Intervention(s)
We aim to implement a randomized controlled trial (RCT) in Ghana. This proposal describes a pilot of such RCT. The focus of the study is the Premix Fuel Program, a “conditional” program subsidizing fuel use among fishermen along the Ghanaian coast. Between January 2017 and August 2021, 407,740,500 liters of Premix fuel were supplied to fishermen, for an average of about 90 million liters per year. Our research design aims to randomize a fraction of beneficiaries across localities that currently receive conditional digital transfers for premix fuel to receive equivalent “unconditional” digital transfers in a way that allows for clean measurement of relevant outcomes, aggregate and general equilibrium impacts.
Intervention Start Date
2025-01-01
Intervention End Date
2025-03-31

Primary Outcomes

Primary Outcomes (end points)
Fishing and other economic activities by canoe owners and other fishermen; fuel use and pollution; working hours and income for all villagers; price of fish; public support; well-being.
Primary Outcomes (explanation)
We aim to provide a proof-of-concept and shed light on (i) implementation challenges and the potential for a full RCT; and (ii) preliminary indications of relevant outcomes to be tracked in a full RCT and other feedback to be shared by the fishermen. In the full RCT, we plan to measure unconditional payments’ direct impact on treated localities and beneficiaries, including general equilibrium effects (if any). We plan to do so for a range of (i) business, (ii) environmental, and (iii) household outcomes. The business outcomes include profits, sales revenue and competition, income, productivity, firm exits and entries, employment, bundling of fishing with non-fishing activities, investment in and switch to other (potentially more) productive enterprises, maintenance. The environmental outcomes include purchases and usage of premix fuel and local air pollution. We plan to measure these outcomes using a mix of hard data and survey data. The household outcomes include consumption expenditure, poverty, human capital. Given the non-permanent feature of our intervention, we expect lower-bound effects with respect to a permanent intervention.

Secondary Outcomes

Secondary Outcomes (end points)
Secondary Outcomes (explanation)

Experimental Design

Experimental Design
Our study focuses on fishermen in several localities along the coast of Ghana who receive “conditional” fuel subsidies under the Premix Fuel Program, which is administered by our research partners, the NPA and the National Premix Committee. We assign localities to either treatment or control.

Our treatment corresponds to random replacement of “conditional” digital transfers for Premix fuel (status quo) with their equivalent “unconditional” digital transfers (treatment). We focus on three landing beaches with at least 400 fishermen where 100% of program beneficiaries are treated. We plan for unconditional cash payments to replace fossil fuel subsidies for about three months. We survey the treated communities with pre and post surveys as well as more than 10 untreated communities to build the control group and to compare response and attrition rates.
Experimental Design Details
Not available
Randomization Method
Pilot of a full-scale RCT.
Randomization Unit

The unit is the landing beach (or community).
Was the treatment clustered?
Yes

Experiment Characteristics

Sample size: planned number of clusters
More than 10 landing beaches (communities).
Sample size: planned number of observations
Target of 1000 observations.
Sample size (or number of clusters) by treatment arms
3 landing beaches (communities) in the treatment group, more than 10 landing beaches (communities) in the control group.
Minimum detectable effect size for main outcomes (accounting for sample design and clustering)
IRB

Institutional Review Boards (IRBs)

IRB Name
Georgia State University and University of Ghana
IRB Approval Date
2025-03-14
IRB Approval Number
375518, 378726 (Georgia State University), ECH 164/ 22-23 (University of Ghana)