Quartz, 2017: "Initiatives in Maryland and New York are attempting to curb rising education costs by adopting open-source, copyright-free textbooks. Every cost associated with higher learning has steadily increased over the past decade, but none more so than college textbooks. While tuition increased by 63% between 2006 and 2016, and housing costs increased by 50%, the cost of textbooks went up by 88%, according to data from the US Bureau of Labor Statistics.

Quartz, 2017: "Initiatives in Maryland and New York are attempting to curb rising education costs by adopting open-source, copyright-free textbooks. Every cost associated with higher learning has steadily increased over the past decade, but none more so than college textbooks. While tuition increased by 63% between 2006 and 2016, and housing costs increased by 50%, the cost of textbooks went up by 88%, according to data from the US Bureau of Labor Statistics.