Within the past ten years, environmental economics has witnessed the development of a theory that has stirred up considerable controversy. The environmental Kuznets hypothesis predicts negative environmental impact first increases with rising income and then decreases. A wealth of indicators...

'To slow or not to slow' (Nordhaus, 1991) was the first economic appraisal of greenhouse gas emissions abatement and founded a large literature on a topic of great, worldwide importance. In this paper we o ffer our assessment of the original article and trace its legacy, in particular Nordhaus'...