Transboundary pollution is a particularly serious problem as it leads people located at regional borders to disproportionately suffer from pollution. In China, where the environmental policy is decentralized and where environmental conflicts between provinces have occurred several times,...

Dynamical epidemic studies are often based on the reported number of cases. For various purposes it would be helpful to have information about the numbers of susceptibles, but these data are rarely available. We show that under general theoretical assumptions it is possible to reconstruct, up to...

This paper examines positive externalities and complementarities in the use of antiviral pharmaceuticals to mitigate pandemic influenza. The paper demonstrates the presence of treatment externalities in simple epidemiological SIR models, and then through simulations of a Global Epidemiological...