A very brief introduction to Getting started in R is:
A sample R program (discussed in Rintro.html) is
A second R program for lienar regression and saving output is
For count data regression using R see especially program racd03.R at the website for
Regression Analysis of Count Data, second edition
For nonparametric and semiparametric regression using R package np see program racd11.R at the website for
Regression Analysis of Count Data, second edition.
A. Colin Cameron / UC-Davis Economics /