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Latent class instrumental variables and the monotonicity assumption
A key aspect of the article by Lousdal on instrumental variables was a discussion of the monotonicity assumption. However, there was no mention of the history of the development of this assumption. The purpose of this letter is to note that Baker and Lindeman and Imbens and Angrist independently int...
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Formato: | Online Artículo Texto |
Lenguaje: | English |
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BioMed Central
2020
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7081607/ https://www.ncbi.nlm.nih.gov/pubmed/32206075 http://dx.doi.org/10.1186/s12982-020-00088-8 |
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author | Baker, Stuart G. |
author_facet | Baker, Stuart G. |
author_sort | Baker, Stuart G. |
collection | PubMed |
description | A key aspect of the article by Lousdal on instrumental variables was a discussion of the monotonicity assumption. However, there was no mention of the history of the development of this assumption. The purpose of this letter is to note that Baker and Lindeman and Imbens and Angrist independently introduced the monotonicity assumption into the analysis of instrumental variables. The letter also places the monotonicity assumption in the context of the method of latent class instrumental variables. |
format | Online Article Text |
id | pubmed-7081607 |
institution | National Center for Biotechnology Information |
language | English |
publishDate | 2020 |
publisher | BioMed Central |
record_format | MEDLINE/PubMed |
spelling | pubmed-70816072020-03-23 Latent class instrumental variables and the monotonicity assumption Baker, Stuart G. Emerg Themes Epidemiol Letter to the Editor A key aspect of the article by Lousdal on instrumental variables was a discussion of the monotonicity assumption. However, there was no mention of the history of the development of this assumption. The purpose of this letter is to note that Baker and Lindeman and Imbens and Angrist independently introduced the monotonicity assumption into the analysis of instrumental variables. The letter also places the monotonicity assumption in the context of the method of latent class instrumental variables. BioMed Central 2020-03-19 /pmc/articles/PMC7081607/ /pubmed/32206075 http://dx.doi.org/10.1186/s12982-020-00088-8 Text en © US Government Employees and Contractors 2020 Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated in a credit line to the data. |
spellingShingle | Letter to the Editor Baker, Stuart G. Latent class instrumental variables and the monotonicity assumption |
title | Latent class instrumental variables and the monotonicity assumption |
title_full | Latent class instrumental variables and the monotonicity assumption |
title_fullStr | Latent class instrumental variables and the monotonicity assumption |
title_full_unstemmed | Latent class instrumental variables and the monotonicity assumption |
title_short | Latent class instrumental variables and the monotonicity assumption |
title_sort | latent class instrumental variables and the monotonicity assumption |
topic | Letter to the Editor |
url | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7081607/ https://www.ncbi.nlm.nih.gov/pubmed/32206075 http://dx.doi.org/10.1186/s12982-020-00088-8 |
work_keys_str_mv | AT bakerstuartg latentclassinstrumentalvariablesandthemonotonicityassumption |