This paper addresses the external validity of experiments investigating the characteristics of altruism in the voluntary provision of public goods. We conduct two related experiments that allow us to examine whether individuals who act more altruistically in the context free environment are also...

It is widely accepted that individuals tend to underinsure against low-probability, high-loss events relative to high-probability, low-loss events. This conventional wisdom is based largely on field studies, as there is very little experimental evidence. We reexamine this issue with an...