Why do college textbooks cost so much? 7 questions answered

"Colleges and universities have been active in promoting and developing affordable textbooks, including Open Educational Resources, more commonly known as OER. Open Educational Resources are educational materials – often in digital form – offered freely and openly for anyone to use.

The use of OER has saved students around the world over a billion dollars, and the vast majority of those savings have been reaped by students in the United States and Canada. Research has shown that students using OER do as well as or better than students using traditional course materials, with even better results for less financially secure students...."