Ecological systems such as shallow lakes areusually non-linear and display discontinuitiesand hysteresis in their behaviour. Thesesystems often also provide conflicting servicesas a resource and a waste sink. This impliesthat the economic analysis of these systemsrequires to solve a non-standard...

This paper considers an acid rain differential game. Countries emit sulphur which is partly transferred to other countries. Depositions above critical loads ultimately destroy the soil. Countries face a trade-off between the costs of emission reductions and the damage to the soil due to the...