We consider a Stackelberg pricing problem in directed, uncapacitated networks. Tariffs have to be defined by an operator, the leader, for a subset of m arcs, the tariff arcs. Costs of all other arcs are assumed to be given. There are n clients, the followers, that route their demand independent...

Climatic impacts on human health can be direct or indirect. Direct impacts include variations in physical comfort, heat and cold stress, frostbite and – specifically in response to stratospheric ozone depletion – sunburn, sunstroke, skin cancer and (possibly) cataracts. Direct impacts also...