This presentation describes a number of studies examining the impact of giving away ebooks and course content on the purchase of print books and course credits.
How to Get Started in Social Media for Art League City
When Your Intuition Lies to You
1. When Your Intuition Lies to You: The Impact of Free/Open on Sales David Wiley (John Hilton and Justin Johansen) Department of Instructional Psychology & Technology Brigham Young University
68. Correlation = 0.65 The more a book was downloaded, the more print copies it sold
69.
70. “ Most people who download [a book I wrote] don’t end up buying it, but they wouldn’t have bought it in any event, so I haven’t lost any sales, I’ve just won an audience… After all, distributing nearly a million copies of my book has cost me nothing.” Cory Doctorow, 2008