id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
crl-11038	Kurth, William H.	Mexican Book Prices, 1950 and 1954 - A Note on the Cost of Books Index	1956	3	.pdf	application/pdf	1580	49	60	In terms of Mexican pesos, the in- crease was even more substantial, the av- erage price per b o o k increasing f r o m 12.23 to 22.23 pesos, an 81.7 per cent in- crease for the Mexican purchaser. It will be noted that the average cost per page has increased by 35 per cent (from U. S. $.0048 to $.0068), whereas the average price per b o o k has increased by 42.5 per cent (the two averages can usually be expected to vary in the same direction) .	cache/crl-11038.pdf	txt/crl-11038.txt