A Portico report from May 2008 “Digital preservation of e-journals in 2008: Urgent Action revisited” (PDF link). From the summary…

“there is a pronounced gap between thinking that the digital preservation of e-journals is important and taking action to ensure that e-journals are preserved. … Many library directors
expressed a desire to wait before taking action. … preservation of e-journals, while valued, has not yet become a strategic budgeting priority for many libraries”