# _Targeted messages promoting COVID-19 vaccination_
## Replication
Run [replicate.do](https://osf.io/e6kgp) in Stata. (Place it in an empty folder which the program will populate.)
## Manuscript and supplements
[Manuscript](https://osf.io/cgmbt) published as [**"Can theories of social identity help increase uptake of a COVID-19 vaccine? A randomized trial"** in _Preventive Medicine Reports_, October 2022](https://doi.org/10.1016/j.pmedr.2022.101903).
Supplementary materials, data, and source code are available at [https://doi.org/10.17605/OSF.IO/C8DVM](https://doi.org/10.17605/OSF.IO/C8DVM).
## Licenses
### Original source code
Copyright (c) 2021, 2022, 2023, 2024, 2025 J. Lucas Reddinger <jlr@lucasreddinger.com>
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
### Original data
* J. Lucas Reddinger, David Levine, Gary Charness
* [https://osf.io/hgm6w/download](https://osf.io/dqg9p/download)
* Licensed as [CC BY-ND 4.0](https://creativecommons.org/licenses/by-nd/4.0/).
