Several developing countries' emergency transportation systems (ETS) do not have a centralized emergency number. Instead, they have many independent ambulance providers, each with a small number of ambulances. As a result, ETS in these contexts lack coordination and ambulances. We examine three...

Homann's method is a sophisticated theoretical model. As a result, it contains a normative foundation upon which Homann bases his endeavor, as well as numerous conclusions following his positive analysis. We propose extensions to both the normative and positive aspects of Homann's theory in this...