R for economists

http://www.r-project.org/

R for economists

http://www.mayin.org/ajayshah/KB/R/R_for_economists.html

Intro for beginers

http://people.su.se/~ma/R_intro/R_intro.pdf

Applied Econometrics

http://www.econ.uiuc.edu/~econ536/index.html

Statistics with R

http://zoonek2.free.fr/UNIX/48_R/all.html

Introductory Econometrics: A Modern Approach

Examples

https://justinmshea.github.io/wooldridge/articles/Introductory-Econometrics-Examples.html