R Books Discount!
We, the community of Manning R and data science authors, have talked Manning into offering a catalog-wide 40% discount on all books. Please take a look at some great deals on some great technical books here: http://mng.bz/adRj !
Old tails: a crude power law fit on ebook sales
We use R to take a very brief look at the distribution of e-book sales on Amazon.com.