In the traffic assignment problem, commuters select the shortest available path to travel from a given origin to a given destination. This system has been studied for over 50 years since Wardrop's seminal work (1952). Motivated by freight companies, which need to ship goods across the network,...

In the traffic assignment problem, commuters select the shortest available path to travel from a given origin to a given destination. This system has been studied for over 50 years since Wardrop's seminal work. Motivated by freight companies, which need to ship goods across the network, we study...