2023 Springer Nature Open Access Report

"TAs continue to be a powerful tool supporting the global transition to open access. Agreements now cover new markets from the US to Mexico, Japan to Southern Africa, and across all agreements enabled 7x more gold OA articles to be published in 2023 over authors choosing to publish OA while not being part of a TA.

Usage of our OA content continued to increase last year, demonstrating the value for authors, researchers and librarians. Interestingly we continue to see marked increase for humanities and social science researchers where the route to OA publishing has traditionally been more challenging...."