Source: paperplanes. Six-ish Months of eBook Sales: Riak Handbook
Stashed in: Pricing!
One developer's experience selling a self-published ebook.
Beware of Discounts: How Being Bad at Math Costs Consumers
Pricing Your Product, by Sequoia on The Grove -- includes Evernote and Michael Dearing quotes
Transparent Pricing: What Your Money Goes Toward With Buffer
Netflix Sets Pricing Based on Local Piracy Rates