Key points are not available for this paper at this time.
A few personal notes on the clamour around OA for books (written from the perspective of an author of 10 books that are all openly accessible): The REF mandate for books has been argued and trialed over an eight-year period, starting with the 2016 ‘Consultation on the second Research Excellence Framework’, published by the Higher Education Funding Council for England.
Martin Paul Eve (Fri,) studied this question.