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 (2.0), 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_2.0.tar.gz
Windows binary Package (R-2.4): anchors_2.0.zip
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. 2007. 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

Return to Jonathan Wand's homepage