Model for optimum number of print monographs in shared collections

A recent study conducted by Bogus, Arai Yano, Zachary et al in the USA has considered the optimum number of print monographs to ensure long term access to content, mitigating against material being lost, deteriorating, or otherwise inaccessible.

This is interesting for all working in collaborative collection management as we try to preserve research collections for future generations while reducing the amount of footprint.

The article suggests that ten copies is sufficient. This poses the question of how we manage in all those instances where we already know we have fewer than ten copies across shared