In this paper, we present an inventory pooling model for spare units of critical systems that serve multi-companies. Companies located in the same geographical area can benefit from a coalition to share the storage cost of such spare units, which may be stored as one unit at only one company’s...

Demand for spare parts is typically intermittent and forecasting the relevant requirements constitutes a very challenging exercise. Why is the demand for spare parts intermittent and how can we use models developed in maintenance research to forecast such demand? We attempt to answer these...