We conduct separate randomized controlled trials of norm-based feedback nudges on house-hold waste in two municipalities in western Sweden. Our main treatment presents recipients with accurate, household-specific feedback highly similar to the standard Home Energy Report design, but with...

In the choice between alternative environmental policy instruments, economists tend to favor policies capable of attaining cost-efficiency, but other considerations may be more important to stakeholders. We perform a choice experiment modeled on Swedish water and marine policy to estimate...

We report experimental evidence on the voluntary provision of public goods under threshold uncertainty. By explicitly comparing two prominent technologies, summation and weakest link, we show that uncertainty is particularly detrimental to threshold attainment under weakest link, where low...