 perma.cc link]): "The [NIH] Public Access requirement took effect in 0000. While the U.S. economy has suffered a downturn during the time period 0000 to 0000, scientific publishing has grown: [0] The number of journals dedicated to publishing biological sciences/agriculture articles and medicine/health articles increased 00% and 00%, respectively. [0] The average subscription prices of biology journals and health sciences journals increased 00% and 00%, respectively. [0] Publishers forecast increases to the rate of growth of the medical journal market, from 0.0% in 0000 to 0.0% in 0000...." + ** Also in February 0000, [http://www.thebookseller.com/news/elsevier-increases-sales-and-profits.html Elsevier revealed] that its sales and profits both increased in 0000