Mapping countries' GDP against Fortune Global 500 top 10

My experimentation with `ggplot2` and custom functions in R, while highlighting global corporate wealth/power

Mass conversion of SPSS files to CSV format in R

In this post, I provide a few options to convert large volume of SPSS data files to CSV files in R.

My favourite visualisation packages in R

In this post, I write about two of my favourite data visualisation packages for R (in addition to ggplot2, which has become pretty much a default visualisation package).