> According to my calculations, on the house. printers, the cost of the powder for lazerki is 2.19 cents per page
100 rubles worth of Bank of toner, which is enough for ~4tys. pages. Get 2.5 pennies of toner on the page. Amortization cartridge standing 2tys.R. and which you can print if only 15 thousand. pages (I and 25 thousand pages on one cartridge printed) will be 13.3 pennies per page. Amortization of the printer that is ~5T. p., we assume equal 5000/100000=5 cents per page. Total, without the cost of paper obtained ~21 penny per page.
Paper (newspaper, of course, white dense to print books uncomfortable, very hard page to work) is worth ~500 50p per sheet = 10 cents per page.
Total, print the four pages of the book (2 pages per sheet, both sides) will cost us 21*2+10=52 kopecks, i.e. the cost of printing 1 page of a book is equal to 13 cents.
Total: the book block 300 pages will cost us in 39 rubles.
Endpapers used for heavy paper (e.g., Whatman) — I can't remember how much it costs, I still have some old stock. Let the owner leave the ruble will get 40P.
The cover is cardboard + leatherette (I also have stocks still available), let it will cost you 10p for 1 book.
Total: the cost of home printing a 300-page books = 50 rubles!
The cost of printing 500-page book = ~72.