We address the economic lot sizing problem with product returns and remanufacturing. For this problem we provide a new theoretical result about the form of the optimal solutions that can be considered a generalization of the well-known zero-inventory property. Based on this result we suggest an...

We address a production-remanufacturing planning problem of a single item with recovery targets stated as a lower bound on the numbers of returns that must be remanufactured. This problem can arise in practice if there are legal or market pressures. We show that this problem extension can be...