In the majority of democratic political systems, districts elect representatives, who form coalitions, which determine policies. In this paper we present a model which captures this process: A citizen-candidate model with multiple policy dimensions in which elected representatives endogenously...

Navigational systems assist drivers in finding a route between two locations that is time optimal in theory but seldom in practice due to delaying circumstances the system is unaware of, such as traffic jams. Upon arrival at the destination the service of the system ends and the driver is forced...