
Figure 1
Subscription revenue for ten large publishers from 2010–2014

Figure 2
APC expenditure for responding institutions from 2013–2015

Figure 3
UK OA and Non-OA articles in Springer Hybrid Journals 2015–2016

© 2017 Liam Earney, published by Ubiquity Press
This work is licensed under the Creative Commons Attribution 4.0 License.