We address the problem of allocating indivisible goods and some amount of an infinitely divisible good among agents with equal rights on these resources. Our specific objective is to investigate the implications of the following requirement on allocation rules : when the preferences of some of...

A group of agents have claims on a resource, but there is not enough of it to honor all of the claims. How should it be divided? A group of agents decide to undertake a public project that they can jointly afford. How much should each of them contribute? This essay is an update of Thomson...