Printing cost and paper cost account for about 23%-25% of the book price, that is to say, the price of books priced in 20 yuan is less than that of books priced in 5 yuan, the author's remuneration is about 8%- 10%, that is, 1.6 yuan -2 yuan, and the profit of publishing houses is generally about 10%, that is, 2 yuan. If it is published by the publishing house itself, plus 5% distribution fee, it is 1 yuan. The remaining 45%-50%, near 10 yuan's profits are taken away by retailers. Look at the composition of book prices, and you will understand that even if booksellers give 30% kickbacks to academic affairs offices and related personnel in colleges and universities, booksellers still make huge profits of 15%-20%.

A 22 yuan.

Press black, one greed 18 yuan.

Then print an average of 60 thousand copies.

He only earned 6 * (22-18) * 600,000 =1440,000 (RMB14.4 million).

It's not that much. It's only 400W.