Stata or R – How to create dynamic variables in R?

February 16, 2011
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(This article was first published on Enterprise Software Doesn't Have to Suck, and kindly contributed to R-bloggers)

As we dig deeper into Stata or R debate, a few questions have come up.


Question 1: One of the things Stata does well is the way it constructs new variables (see example below). How to do this in R?



We can rewrite it as-is using for loops in R, which is slow and not elegant. What's the elegant way to write this in R? I haven't used plyr yet... Time to learn it?

Link to question on StackOverflow

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