1 Introduction -- 2 Intragenerational social welfare evaluation -- 3 Intergenerational social welfare evaluation -- 4 Extended anonymity and intergenerational social welfare evaluation -- 5 Intergenerational social welfare evaluation with variable population size -- 6 Conclusion: Further issues...

Climate change is an externality since those who emit greenhouse gases do not pay the long-term negative consequences of their emissions. In view of the resulting inefficiency, it has been claimed that climate policies can be evaluated by the Pareto principle. However, climate policies lead to...

We examine utilitarian criteria for evaluating profiles of wellbeing among infinitely many individuals. Motivated by the non-existence of a natural 1-to-1 correspondence between people when alternatives have different population structures, with a different number of people in each generation,...