The Jones-Kierzkowski model of global fragmentation of production draws attention to the cost and efficiency of “service links” connecting “production blocks” in different countries. Country-specific service links include transport and telecommunications infrastructure and the overall...

We consider the problem of dividing some amount of an infinitely divisible and homogeneous resource among agents having claims on this resource that cannot be jointly honored. A "rule" associates with each such problem a feasible division. Our goal is to uncover the structure of the space of...