r-tutorial: A tutorial for learning to program in R.

The tutorial is available as a slideshow in the file called r-tutorial.pdf.

The tutorial is organized as follows:

I. Introduction to 4 Workhorse Objects

- vector,
- data.table,
- function,
- list,
- quiz #1.

II. Data Analysis, Visualization, and Import/Export

- simulating panel data,
- computing aggregate statistics (using data.table),
- plotting bivariate relationships (using ggplot2),
- OLS and fixed effects regressions (using lm and felm),
- importing/exporting results,
- quiz #2 (using IV regression).

III. Style and Structure Rules

- using informative object names,
- controlling scope,
- checking for errors,
- quiz #3 (using checkmate and styler).

IV. Developing a Package

- creating and structuring an R package,
- writing package documentation,
- building, checking, compiling, and installing,
- quiz #4 (write your own package).