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R has a comprehensive set of tools for the handling of hierarchical data structure. The most widely used package is probably "nlme" and "lme4", contributed by Douglas Bates and colleagues. While "nlme" is older and probably more mature than "...

For those sociologists who want to estimate complicated loglinear models (e.g. Goodman's RC model) using R, the package "VGAM" seems to be a good choice.

R AnalyticFlow is an interesting piece of software. From its web site:"R AnalyticFlow is a software which enables state-of-the-art data analysis by drawing analysis flowcharts. You can effectively share processes of data analysis in collaborative wo...

This R packages estimates Generalised Linear Mixed Models via MCMC. It provides a number of random error distributions and can be used for multivariate multilevel models (simultaneous equation model).I will do some tests and compare the results to othe...

A new version of OpenMx is out; this time it comes with mixture distribution, according to this announcement. I can't wait to test the new features out!

I was finally able to get Sciviews (most of it) work on my Linux machine. As before, I got some error message when opening the R terminal for the first time; by ignoring the error messages and manually install several "sv" packages locally (into my hom...