The 'DNA of a Successful Book' explains what book buyers and readers are thinking and what they want more of in future reads. On the whole, statistics show that fiction is the most popular genre and women are the most popular buyers. The most even genre across the two genders was that of literature, while there was a wide gap between the women buying romance novels and the men buying romance novels, as there was vice versa regarding historical books.
Studies show that novels that are in the $.99 range are sold more, those in the $3.99 range make more and those in the $7.99 range are read more. When people are making more of an investment into their books, they are more likely to actually complete them on average.