Anchors: Software for Anchoring Vignettes

Anchors is a complete library of statistical functions for analyzing survey data with anchoring vignettes as an R library. This website contains the latest version of software and documentation for Anchors.
Installation and Downloads
The easiest way to install the latest version (3.0-4), if you have an active network connection, is to type in a R session:
install.packages("anchors", dependencies = TRUE,
repos=c("http://wand.stanford.edu/R/CRAN","http://cran.r-project.org"))

Alternatively, the anchors package may be directly downloaded:
R Source Package: anchors_3.0-4.tar.gz
and 'rgenoud' (a package dependency) is also available for direct download here.
Documentation and Related Papers
Credible Comparisons Using Interpersonally Incomparable Data: Ranking self-evaluations relative to anchoring vignettes or other common survey questions
Jonathan Wand.
Anchors: Software for Anchoring Vignette Data
Jonathan Wand, Gary King and Olivia Lau. 2009. Forthcoming at Journal of Statistical Software
Anchoring Vignetttes in R: A (different kind of) Vignette
Jonathan Wand and Gary King. 2007.
Comparing Incomparable Survey Responses: Evaluating and Selecting Anchoring Vignettes
Gary King and Jonathan Wand. 2007. Political Analysis. 15:46--66
Additional Resources
Have questions, comments, or suggestions regarding the Anchors software? Please contact Jonathan Wand by email: wand(at)stanford.edu.

For examples of vignette questions see the Anchoring Vignettes Website

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