Zelig is entirely installable from the R console, and provides three available versions - stable, beta, and development - for download and install. The following details how installation procedures for each.
Note that Zelig requires that your system has the latest version of the R software installed. This is available here with download instructions:
http://cran.r-project.org/
Install Stable Release from CRAN
Stable releases are made available via CRAN. To download this release, enter the following into an R console:
install.packages("Zelig")
Install Beta Release
Beta releases are updated with the latest fixes and newest experimental features, and generally reflect a copy currently being tested before submission to CRAN. To download this release, enter the following into an R console:
install.packages("Zelig", type = "source", repos = "http://r.iq.harvard.edu/")
Install Development Release
Development versions contain the latest code in-development. This means that the development version contains not fully tested. To download this release:
install.packages("devtools")
library(devtools)
install_github(repo="Zelig",username="IQSS",quick="TRUE")
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Install Other Zelig Packages
Note that all Zelig packages - ZeligChoice, ZeligGAM, ZeligMultilevel, ZeligNetwork - follow an identical release scheme. Using the above examples, simply replace "Zelig" with the desired Zelig package. For example, to install the stable release of "ZeligChoice":
install.packages("ZeligChoice")
Download the Zelig Source Code
The Zelig source is available:
- https://github.com/IQSS as development versions
- http://projects.iq.harvard.edu/zelig/software/ as recommended releases
