UT Libraries has worked with the Student Government Association and the Division of Student Life to promote the widespread use of open educational resources—free online learning materials—to reduce the financial strain of purchasing textbooks. Nationally, the cost of college textbooks has climbed over the past decade, with the average undergraduate student paying approximately $1,200 every yearon books and materials alone.
https://news.utk.edu/2018/09/24/ut-working-to-expand-open-educational-resource-options/