We design a mechanism to allocate indivisible objects that combines procedural and distributive fairness. It associates each allocation problem a family of priorities to be used when determining how agents and objects should be matched. The selection of specific priorities, correlated with...

We explore the problem of distributing a group of indivisible objects, some of which incorporate a primitive assignment of use, or tenancy right. Within this framework we analyze the existence of rules always selecting an ex-ante efficient allocation, conditioned to a preservation of the...