Fundamentally, this paper is about the value of information. Whenever a cost-benefit analysis has to be undertaken using benefits that are estimated from household survey data the size of the survey sample must be specified. The most obvious case in the valuation of environmental amenity...

Important economic thinkers such as Sen, Arrow and Harsanyi have argued for the existence of multiple preference orderings, allowing individuals to make choices, both when only private welfare is at stake and when the good of some collective is involved. Further, recent literature has shown that...

Provision of information on the environmental effects of consumption is often put forward as an appealing alternative to traditional means of environmental regulation such as permits and environmental taxes. When consumers in opinion polls are asked if their purchasing decisions would be...