Language of Inflation Targets

Last registered on October 07, 2024

Pre-Trial

Trial Information

General Information

Title
Language of Inflation Targets
RCT ID
AEARCTR-0014490
Initial registration date
September 30, 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
October 07, 2024, 7:09 PM EDT

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

Locations

Region

Primary Investigator

Affiliation
Middlebury College

Other Primary Investigator(s)

PI Affiliation
Federal Reserve Bank of Kansas City

Additional Trial Information

Status
In development
Start date
2024-09-30
End date
2024-11-30
Secondary IDs
Prior work
This trial does not extend or rely on any prior RCTs.
Abstract
This study will explore how people interpret the language used in reference to inflation targeting goals and explore if different language impacts expectations.
External Link(s)

Registration Citation

Citation
Dzholos, Mariia and David Munro. 2024. "Language of Inflation Targets." AEA RCT Registry. October 07. https://doi.org/10.1257/rct.14490-1.0
Experimental Details

Interventions

Intervention(s)
In an online survey, we will explore how people interpret different language used by the Federal Reserve in reference to its inflation targeting goals and we will explore how this different language impacts individuals' expectations about the path of inflation.
Intervention (Hidden)
In an online survey, we will explore how people interpret different language used by the Federal Reserve in reference to its inflation targeting goals. In particular, the Fed uses different language when it refers to its inflation goals, and some of this language may engender different interpretations than what the Fed intends. To study this, we will provide subjects with different versions of inflation target language and solicit their interpretations of what this language means in terms of what the Feds goals are. We will also use an incentivized question to explore if this different language impacts individuals' expectations about the path of inflation.
Intervention Start Date
2024-09-30
Intervention End Date
2024-11-30

Primary Outcomes

Primary Outcomes (end points)
We are interested in the following primary outcomes:
-subjective scoring on how closely each interpretation provided aligns with their interpretation of different Fed language
-the proportion of subjects responding that one version of inflation target language will engender a faster decline in inflation that a different version of inflation target language.
Primary Outcomes (explanation)
This is not relevant for our study as we will be reporting the main variables directly.

Secondary Outcomes

Secondary Outcomes (end points)
As secondary outcomes we may also explore how responses differ across demographic groups, and subjects' economic knowledge (as measured by correct answers to some inflation questions)
Secondary Outcomes (explanation)

Experimental Design

Experimental Design
This is more of a descriptive project and less of an "experiment" as there are no "treatments" per say. We are simply interested in how individuals interpret different language and if different forms of language impact expectations.
Experimental Design Details
Randomization Method
Since there are no treatments in this survey randomization is not very relevant. We will randomize the order that subjects see different answers/interpretations to control for any order effects, and this randomization will be done by Qualtrics.
Randomization Unit
The only randomization is the ordering of answers/interpretations and this will be done at the subject-level.
Was the treatment clustered?
No

Experiment Characteristics

Sample size: planned number of clusters
300 (individuals will respond to multiple questions)
Sample size: planned number of observations
300 (individuals will respond to multiple questions)
Sample size (or number of clusters) by treatment arms
No treatment arms, so sample size is 300
Minimum detectable effect size for main outcomes (accounting for sample design and clustering)
The statistical test we care most about is if the different versions of language will impact the proportion of subjects expecting subjects to expect inflation to decline faster in one context vs. another. In this multiple choice question there are three options, one is a neutral result, and the other two are either than one version of language (call this language A) will result in a faster decline in inflation (relative to language B), and the other option is that language A will result in a slower decline in inflation (relative to language B). To see if the language matters, we are thus most interested if one of these options is selected more frequently than the other, indicating subjects perceive one version of the language to result in more rapid declines in inflation. A power calculation from a Chi-Squared test using probabilities from these answers from a pilot (N=30) gives statistical power of 1 with N=300. So we are confident N=300 is sufficient power-wise. The other statistical tests will be comparing the interpretations scores across the prompts. You could think of the different prompts as different "treatments" (all within subject variation). To see if the different prompts engender different interpretations we can conduct a paired t-test. From the pilot data power calculations suggest we would need small sample sizes to achieve power of 0.8 or greater. For example, we are interested in how the interpretations scores for interpretation 3 are different conditional on the prompts. From the pilot data, comparing scores for interpretation 3 across the different prompts yields the following sample sizes for alpha=0.05 and statistical power=300: N=3, N=4, N=3, and N=5. With a Bonferroni correction for, say, these 4 tests, gives adjusted sample sizes of N=4, N=5, N=4, and N=7. So we are extremely well powered with N=300.
IRB

Institutional Review Boards (IRBs)

IRB Name
Middlebury College
IRB Approval Date
2024-09-18
IRB Approval Number
IRB ID: 377
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