The best stories of the week from across the web on e-books and self-publishing

1. How much should e-books cost? (The Atlantic)

2. Amazon sells more than 2 million copies of Kindle mini e-books (PaidContent)

3. PayPal backtracks on its ban on ‘obscene’ e-books (CNET)

4. Do e-books make it harder to remember what you just read? (Time)

5. Digital books are great platforms for serious writers (WSJ)