The CSV datasets distributed in this folder are redistributed from the `rdss`
R package (version 1.0.14), the companion package to Blair, Coppock &
Humphreys, "Research Design in the Social Sciences: Declaration, Diagnosis,
and Redesign" (Princeton University Press, 2023). The package is released
under the MIT License, whose terms require this notice to travel with every
copy. It is reproduced below verbatim.

Source: https://cran.r-project.org/package=rdss

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YEAR: 2021
COPYRIGHT HOLDER: Graeme Blair, Alexander Coppock, and Macartan Humphreys

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MIT License

Copyright (c) 2021 Graeme Blair, Alexander Coppock, and Macartan Humphreys

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

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The studies behind these datasets are the work of their original authors, who
are credited in the table in README.md and cited in the book where each
dataset is used. The MIT notice above covers the packaged distribution; it
does not transfer any rights the original investigators hold in their own
research materials.
