She said she had earned 45 to 55 percent of the cover price on each sale and had made $ 22,000 in royalties on the sale of more than 2,000 copies. (nytimes.com)
You receive no money up front but receive royalties on each sale for 7 years. (karencommins.com)
The author earns royalties for the print and ebook versions, but the narrator only earns royalties on sales of the audiobook. (elizabethspanncraig.com)